baber/WOPTO huggingface dataset:
Patent JP-2023181804-A (JP)
Title: ジョイント
IPC: F16B12/40
Filed: 2022-06-13
Abstract: 【課題】少ない種類のジョイント要素の組み合わせにより、任意本数の柱材の連結構造を容易に得ることができるジョイントを提供すること。【解決手段】複数本の柱材が連結される複数個の連結凹部が設けられたジョイントであって、複数個のジョイント要素を組み合わせることにより構成されており、上記ジョイント要素は接合部と連結凹部要素とから構成されていて、上記ジョイト要素の上記接合部同士を接合するとともに上記連結凹部要素同士を組み合わせることにより上記連結凹部を構成し、上記ジョイント要素の種類と個数を選択することにより連結可能な上記柱材の本数を決定するようにしたもの。【選択図】図３
Patent JP-2023182426-A (JP)
Title: 基準電圧源回路
IPC: G05F3/30
Filed: 2022-06-14
Abstract: 【課題】ＰＮＰバイポーラトランジスタのベース電流増幅率に関わらず、安定的に基準電圧を出力可能な基準電圧源回路を提供する。【解決手段】基準電圧源回路は、正規化エミッタ面積比がｍ：１（ｍは正の数）に設定され、ベース同士が接続され、コレクタがそれぞれ接地された第１ＰＮＰバイポーラトランジスタ及び第２ＰＮＰバイポーラトランジスタを備える。ベース電流取得部は、第１ＰＮＰバイポーラトランジスタ及び第２ＰＮＰバイポーラトランジスタのベースに流れるベース電流を取得する。バイアス電流供給部は、第１バイアス電流及び第２バイアス電流の和が、ベース電流になるように、第１バイアス電流及び第２バイアス電流を設定する。【選択図】図１
Patent JP-2024000325-A (JP)
Title: 半導体装置
IPC: H01L23/28
Filed: 2022-06-20
Abstract: 【課題】 ポリフェニレンサルファイドと無機充填材を含むケースと封止材との間の剥離を抑制可能な半導体装置。【解決手段】 ポリフェニレンサルファイドを含むマトリックス中に無機充填材を含むケース１６と、積層基板１２上に実装された半導体素子１１と、当該半導体素子を封止する封止材２０とを備える半導体装置であって、前記ケース１６の前記封止材と対向する表面Ｆにおいて、前記無機充填材が前記マトリックスから露出している、半導体装置。【選択図】 図１
Patent JP-2024000415-A (JP)
Title: 遊技機
IPC: A63F5/04
Filed: 2022-06-20
Abstract: 【課題】 円滑に遊技を進行できる遊技機の提供が望まれている。【解決手段】 操作報知状態においては、一の契機に基づいて遊技者に付与される遊技価値の増加期待値の最大値は、特定数以下となっており、前記特定数は所定数よりも大きくなっており、一の契機に基づいて遊技者に付与される遊技価値の増加期待値が最大値となる前記操作報知状態においては、第１操作報知状態と第２操作報知状態とに滞在し得るよう構成されており、前記一の契機に基づいて遊技者に付与される遊技価値の増加期待値が最大値となる前記操作報知状態において、前記第２操作報知状態にのみ滞在し続けた場合の遊技者に付与される遊技価値の増加期待値は、前記特定数より大きい。【選択図】 図９８
Patent JP-2022130529-A (JP)
Title: Surgical apparatus
IPC: A61B34/30
Filed: 2022-06-23
Abstract: PROBLEM TO BE SOLVED: To provide a surgical apparatus capable of performing bending operation by including a bendable element at a distal end thereof. 
     SOLUTION: A surgical apparatus comprises: a steerable member that is bendable and includes a plurality of bending segments with channels therein; and a plurality of bending actuation wires that are arranged to pass through the steerable member and cause the steerable member to bend, the steerable member including at least one outwardly opening lumen through which the bending actuation wires pass. 
     SELECTED DRAWING: Figure 54 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2024003653-A (JP)
Title: 歯ブラシ補助具
IPC: A46B15/00
Filed: 2022-06-27
Abstract: 【課題】歯ブラシに取り付けて使うことで、短時間で十分に歯の清掃と歯肉マッサージを行うことのできる、歯ブラシ補助具を提供する。【解決手段】対向する一対の、互いにつながった、回転軸垂直方向の斜め下へ延びる弾性材よりなる毛を回転軸周囲に有する、回転ブラシ３からなり、両回転ブラシの毛で歯と歯肉を挟み込む構造で、両回転ブラシの毛は、歯と歯肉の境界部分にあてたときに歯の側面と歯肉の側面を覆うことができる程度に植毛されており、両回転ブラシが、歯と歯肉を挟み込みながら歯に沿った前後運動に連動して回転し、又は歯と歯肉を挟み込みながら電動回転し、歯と歯肉を刷掃する歯ブラシ補助具。本発明の歯ブラシ補助具によれば、これを歯ブラシに取り付け、歯に沿って前後に動かせば、弾性材製の毛でありながら、歯の清掃を十分に行うことができる。さらに、この弾性材製の毛により、歯肉マッサージも同時にできるようになる。【選択図】図１
Patent JP-2022126853-A (JP)
Title: Workpiece positioner and welding sequencer
IPC: B23K9/10
Filed: 2022-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a workpiece positioner and a welding sequencer. 
     SOLUTION: Embodiments of welding work cells are disclosed. One embodiment includes a workpiece positioning system, a welding power source, and a welding job sequencer. The workpiece positioning system powers an elevating motion and a rotational motion of a workpiece attached to between a headstock and a tailstock to reposition the workpiece for a next weld to be performed. The welding power source generates welding output power based on a set of welding parameters of the power source. The welding job sequencer commands the workpiece positioning system to reposition the workpiece from a current position to a next position in accordance with a next step of a welding sequence of a welding schedule. The welding job sequencer also commands the welding power source to adjust a current set of welding parameters to a next set of welding parameters in accordance with the next step of the welding sequence of the welding schedule. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022174033-A (JP)
Title: Humanized, mouse or chimeric anti-cd47 monoclonal antibodies
IPC: A61K39/395
Filed: 2022-06-30
Abstract: PROBLEM TO BE SOLVED: To provide anti-CD47 antibodies that show various desirable characteristics for the treatment of a disease such as cancer in a subject, e.g., a human. 
     SOLUTION: Humanized, mouse or chimeric anti-CD47 monoclonal antibodies are provided. The antibodies bind to human glycosylated and deglycosylated CD47 with an optimized Koff value, and they disrupt the human CD47-SIRPα interaction, and find use in various therapeutic, preventive or diagnostic methods. The invention includes isolated antibodies and derivatives and fragments thereof, pharmaceutical formulations and kits comprising one or more of the humanized or chimeric anti-CD47 monoclonal antibodies; and cell lines that produce these monoclonal antibodies. Also provided are amino acid and nucleotide sequences of the antibodies. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2024007691-A (JP)
Title: 高速炉の炉心
IPC: G21C1/02
Filed: 2022-07-06
Abstract: 【課題】炉心性能の悪化を抑制しつつ、出力分布の平坦化をはかり、冷却材出口温度を高めて、溶融塩蓄熱システムへの適合性が高いナトリウム冷却金属燃料高速炉を実現し得る高速炉の炉心を提供する。【解決手段】高速炉の炉心１は、Ｐｕ富化度を１１～１３ｗｔ％の範囲内で所定のＰｕ富化度とした中空燃料を被覆管内に収納する燃料棒をラッパ管内に稠密配置する燃料集合体であって、中空燃料の中空径が大きい燃料棒を有する第１の燃料集合体２を炉心の中心側に装荷し、第１の燃料集合体２の中空燃料の中空径よりも小さい中空径の燃料棒を有する第２の燃料集合体３を炉心の周辺側に装荷する。【選択図】 図１
Patent JP-2024008665-A (JP)
Title: 燃料電池システム
IPC: H01M8/04746
Filed: 2022-07-08
Abstract: 【課題】セルスタックの発電性能を維持しつつ、セルスタックに供給される空気の供給量を低下させることが可能な燃料電池システムを提供する【解決手段】燃料電池システムは、アノード極に水素を供給させ、且つ、カソード極に空気を供給させることで、燃料電池の発電を開始させる。燃料電池システムは、燃料電池が発電している状態で、熱触媒の温度が閾値温度未満の場合（Ｓ４３：ＮＯ）、第１供給量の空気をカソード極に供給させる（Ｓ４１）。燃料電池システムは、燃料電池が発電している状態で、熱触媒の温度が閾値温度以上の場合（Ｓ４３：ＹＥＳ）、カソード極に供給する空気を、第１供給量も小さい第２供給量まで段階的に低下させる（Ｓ４５）。燃料電池システムは、カソード極に対する空気の供給量が第２供給量になった場合、カソード極に対して第２供給量の空気を継続して供給する（Ｓ４９）。【選択図】図１２
Patent JP-2023064042-A (JP)
Title: Content viewing device, content viewing method and program
IPC: G06F3/048
Filed: 2022-07-19
Abstract: PROBLEM TO BE SOLVED: To effectively collect information possibly becoming an appropriate topic according to a communication partner, from information media such as newspapers and magazines. 
     SOLUTION: A content viewing device includes a profile database for storing object person profile information relating to an object person registered by a user as a person to become a possible communication partner, a content search part for setting up search conditions on the basis of the object person profile information relating to the object person selected, by the user, from object persons preregistered by the user and searching content appropriate for the object person selected by the user from a content database according to the search conditions, and a display control part causing a terminal device used by the user to display a content list screen highlighting the searched content. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2023017741-A (JP)
Title: Neural network for classifying obstruction in optical sensor
Inventor: SCHMIDT MARKUS
IPC: G06T7/00
Filed: 2022-07-25
Abstract: To provide a neural network (60) configured for classifying whether an image (S) from an optical sensor (30) characterizes obstruction of the optical sensor (30).SOLUTION: A classification is characterized by output (y) of a neural network (60) for input (x) of the neural network (60). The input (x) is based on an image (S). The neural network (60) includes a first convolutional layer (61) that characterizes a 1D-convolution along a vertical axis of convolution output (f) of a preceding convolutional layer (Cn). The neural network (60) includes a second convolutional layer (62) that characterizes a 1D-convolution along a horizontal axis of the convolution output (f). The output (y) of the neural network (60) is based on first convolution output (co1) of the first convolutional layer (61), and the output (y) of the neural network (60) is based on second convolution output (co2) of the second convolutional layer (62).SELECTED DRAWING: Figure 4
Patent JP-2022166020-A (JP)
Title: pressure regulating valve
IPC: A61M16/20
Filed: 2022-07-27
Abstract: PROBLEM TO BE SOLVED: To provide a pressure relief or regulating device for use in a high flow respiratory gases system. 
     SOLUTION: A pressure regulating or pressure relief device 100 comprises an inlet 101 and an outlet chamber 102 with an outlet 103. The inlet is in fluid communication with the outlet chamber. A valve seat 104 is located between the inlet and the outlet. A valve member 105 is biased to seal against the valve seat, and displaces from the valve seat by an inlet pressure at the inlet increasing above a pressure threshold to allow a flow of gases from the inlet to the outlet via the outlet chamber. The flow of gases through the outlet causes an outlet pressure in the outlet chamber to act on the valve member together with the inlet pressure to displace the valve member from the valve seat. 
     SELECTED DRAWING: Figure 12A 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2022153582-A (JP)
Title: Anti-cd300f antibody and uses thereof
IPC: C07K16/28
Filed: 2022-07-29
Abstract: PROBLEM TO BE SOLVED: To provide an isolated antibody or antigen binding fragment thereof, which specifically binds to an extracellular domain of CD300f, and to provide therapeutic uses of the antibody and antigen binding fragment thereof. 
     SOLUTION: Provided are an isolated antibody or antigen-binding fragment thereof that specifically binds to an extracellular domain of CD300f, the antibody or antigen-binding fragment thereof having a heavy chain variable region comprising (a) an amino acid sequence that is at least 70% identical to a particular amino acid sequence, and/or (b) a complementarity determining region 1 comprising a particular amino acid sequence, a complementarity determining region 2 comprising a particular amino acid sequence, and/or a complementarity determining region 3 comprising a particular amino acid sequence; compositions comprising the antibody or antigen-binding fragment thereof; and therapeutic uses thereof. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2022136325-A (JP)
Title: game machine
IPC: A63F5/04
Filed: 2022-08-01
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of suitably using an auxiliary tank. 
     SOLUTION: A game machine includes an auxiliary tank that is installed in a predetermined installation area side by side with a hopper device within a casing 11 and stores excessive tokens in a storage tank. An engagement part that can be engaged with a flange part of the auxiliary tank is provided on a baseplate of the casing 11. When the auxiliary tank is installed into the casing 11 in an upward attitude with an upper opening upward and the baseplate part downward, the flange part of the auxiliary tank and the engagement part are not engaged and the auxiliary tank is installed in a free state. In the meantime, when the auxiliary tank is installed into the casing 11 in a downward attitude while being turned upside down, the flange part of the auxiliary tank and the engagement are engaged, thus regulating movement of the auxiliary tank. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023060813-A (JP)
Title: Touch display device
Inventor: LEE JAE KYUN
IPC: G06F3/041
Filed: 2022-08-18
Abstract: To provide a touch display device with a touch sensor structure capable of reducing an area where a touch routing line for a driving of a touch electrode on a display panel is disposed and the load on the touch routing line.SOLUTION: A touch sensor structure of a touch display device provided herein allows for reducing an area occupied by touch routing lines and the load on the touch routing lines by arranging portions of the touch routing lines for driving touch electrodes in an active area AA and electrically connecting the touch routing lines to an auxiliary routing pattern Y-TLP overlapping the touch routing lines X-TL-1, Y-TL-2.SELECTED DRAWING: Figure 14
Patent JP-2022162013-A (JP)
Title: game machine
IPC: A63F7/02
Filed: 2022-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of increasing player's interest in a game. 
     SOLUTION: On the basis of the fact that a determination result by determination means is a specific determination result, a variable game in which variable means is varied to a first position is executed. A first flow passage and a second flow passage are provided at positions where game balls having entered ball entry means can flow down. A first specific area is provided at a position where the game balls flowing down the first flow passage can enter, and a second specific area is provided at a position where the game balls flowing down the second flow passage can enter. On the basis of the fact that the game balls enter the first specific area or the second specific area, a privilege game advantageous to a player is executed. The period in which the game balls flowing into the first flow passage enter the first specific area is longer than the period until the game balls flowing into the second flow passage enter the second specific area. As a result, player's interest in a game can be increased. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2023033189-A (JP)
Title: Optical fiber module for flame detection in combustor of gas turbine {fiber-cable module for flame scanner}
Inventor: LEE SUNGWOO
IPC: F23N5/08
Filed: 2022-08-24
Abstract: To provide an optical cable module for flame detection in a combustor of a gas turbine.SOLUTION: An optical cable module for flame detection in a combustor of a gas turbine comprises: a first body 510 that detachably connects a first coupler 500 connecting first optical fibers and a second coupler 600 connecting second optical fibers by a joint part 400, and through which a first communication hole part 512 is opened so as to be open on both sides along an axial direction by the first coupler; and a first surface contact pad 520 that forms a first mounting hole 522 sized to insert the first optical fiber exposed on the other side of the first body, and is fixed to the other side of the first body. The first communication hole part has a size and number that allow axial insertion of the first optical fiber into a plurality of cores.SELECTED DRAWING: Figure 3
Patent JP-2023161061-A (JP)
Title: ポリエチレングリコール組成物、ポリエチレングリコール誘導体組成物、それら化合物を用いた皮膚疾患予防剤、皮膚疾患重症化抑制剤、抗ウイルス加工処理剤、抗アレルギー加工処理剤および環境処理剤
IPC: A61K31/77
Filed: 2022-08-26
Abstract: 【課題】 皮膚疾患予防剤または皮膚疾患重症化抑制剤を提供する。また、抗原抗体反応抑制作用を有し、抗アレルギー作用と抗ウイルス作用を備えている組成物を提供する。【解決手段】 皮膚疾患予防剤または皮膚疾患重症化抑制剤はポリエチレングリコールを有効成分とする組成物である。また、抗アレルギー作用と抗ウイルス作用のいずれかまたは双方を備えるポリエチレングリコール誘導体組成物は、ポリエチレングリコールの一端または両端の官能基がカルボニル基となったポリエチレングリコール誘導体の混合物を有効成分として含む組成物である。ポリエチレングリコールとの混合物でも良い。【選択図】 図１
Patent JP-2022162154-A (JP)
Title: Artificial intelligence-based portrait archive method and device, and storage medium
Inventor: Xu Shunnan
IPC: G06V40/16
Filed: 2022-08-29
Abstract: To provide an artificial intelligence-based portrait archive method and device, and a storage medium.SOLUTION: A low-quality image in an archive is moved to a low-quality image library from the archive where the low-quality image is located. The low-quality image is a face image satisfying a low-quality condition in the archive. A recall image corresponding to each face image is recalled from the low-quality image library according to a portrait feature of the face image in the current archive on the basis of similarity of the portrait feature. On the basis of multi-dimensional feature information of each face image, a recall image that belongs to the same person as the face image is merged into the archive storing the face image. The multi-dimensional feature information at least includes a portrait feature, face quality information, and collection time and space information. As many low-quality images as possible can be accurately classified into a proper archive. Accordingly, a scattering state in the archive can be suppressed as much as possible, and the recall rate of an archived face image is enhanced.SELECTED DRAWING: Figure 1
Patent JP-2023038931-A (JP)
Title: Computer implementation method and computer program and system (faster fitted q-iteration using zero-suppressed decision diagram)
Inventor: KAJINO HIROSHI
IPC: G06N20/00
Filed: 2022-09-06
Abstract: To provide a faster Fitted Q-iteration using a zero-suppressed decision diagram in off line reinforcement learning.SOLUTION: A method includes a step 100 of obtaining a set of tuples D and a discount factor γ, each of the set of tuples including a state s, an action a, a reward r, and a resulting state s', a step 102 of constructing a zero-suppressed decision diagram (ZDD) of feature vectors for each of the resulting states s' of the set of tuples, a step 104 of updating parameters w, θ of a state-action value function Q (s, a; w, θ); and a step 106 of repeating the updating step a predetermined times by incrementing t.SELECTED DRAWING: Figure 4
Patent JP-2023002508-A (JP)
Title: Granzyme B directed imaging and therapy
IPC: A61P11/08
Filed: 2022-09-09
Abstract: PROBLEM TO BE SOLVED: To provide compounds useful for imaging granzyme B, which is useful as a radiotracer for position emission tomography (PET) and/or single photon emission tomography (SPECT) imaging. 
     SOLUTION: Provided is a method for imaging granzyme B in a cell or tissue, comprising: i) contacting a cell or tissue sample with a compound of formula: A-B-C, or a pharmaceutically acceptable salt thereof; and ii) imaging the cell or tissue with a suitable imaging technique, thereby imaging granzyme B in the cell or tissue, (where A comprises one or more imaging agents; B is an optional linking group; and C is a group that binds granzyme B). 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2022183163-A (JP)
Title: Copolymer, injection molding, compressed member and covered wire
IPC: H01B7/02
Filed: 2022-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a copolymer that has a high glass transition temperature, has appropriate hardness even at a high temperature, can obtain an injection molding excellent in surface smoothness at a high productivity, can easily form a thin covering layer excellent capacitance stability on a core wire of a small diameter, and can obtain a molding excellent in crack resistance and friction resistance at a high temperature, exceptional in low vapor permeability, difficult to intrude water vapor, and exceptional in sealability at a high temperature. 
     SOLUTION: A copolymer comprises a tetrafluoro ethylene unit and a perfluoro(propyl vinyl ether) unit, in which the content of the perfluoro(propyl vinyl ether) unit is 2.0 to 2.8 mass% relative to the total monomer unit, and a melt flow rate is 23 to 30 g/10 min. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2023100244-A (JP)
Title: Cu-[Ni, Co]-Si-BASED COPPER ALLOY SHEET, MANUFACTURING METHOD THEREOF, ENERGIZING COMPONENT AND HEAT DISSIPATION COMPONENT
Inventor: ITO HIROSHI
IPC: C22C9/06
Filed: 2022-09-22
Abstract: To provide a Cu-[Ni,Co]-Si-based alloy sheet having property capable of suppressing a deviation of an actual profile small, to a profile of an ideal of smooth curved surface of an outer periphery surface of a flexure processed part, when applied severe flexure process.SOLUTION: A copper alloy sheet having a chemical composition comprising, in mass %, a total of Ni and Co: 1.00 to 6.00%, Si: 0.30 to 1.40%, and, as needs arise, at least one kind of a predetermined amount of Ag, Al, B, Cr, Fe, Mg, Mn, P, S, Sn, Ti, Zn, Zr, and rare earth elements, with the balance being Cu and unavoidable impurities, wherein in a measurement at a step size of 0.05 μm due to EBSD about a measurement region provided on a cross-section perpendicular to a rolling direction, when a boundary with a crystal orientation difference of 5° or more is regarded as a grain boundary, an average grain size is 4.00 μm or less, and a GROD average value is 10.5°or less.SELECTED DRAWING: Figure 6
Patent JP-2023047343-A (JP)
Title: Cell culture method, artificial tissue production method, drug evaluation method, and artificial tissue body
Inventor: TAKEUCHI SHOJI
IPC: C12N5/077
Filed: 2022-09-22
Abstract: To provide artificial tissues with improved edible compatibility.SOLUTION: The cell culture method according to the embodiment of the present invention comprises providing cell fibers containing cells dispersed within a fibrous matrix of an edible gel, and culturing the cells.SELECTED DRAWING: Figure 1
Patent JP-2023097347-A (JP)
Title: Method for manufacturing vapor deposition mask
Inventor: ISHIZAKA SOJI
IPC: G03F7/11
Filed: 2022-09-30
Abstract: To provide a method for manufacturing a vapor deposition mask that is excellent in resolution.SOLUTION: A method for manufacturing a vapor deposition mask includes the steps of: preparing a metal layer including a first surface and a second surface in a position opposite to the first surface; pasting a photosensitive transfer material including a temporary support body and a transfer layer to the metal layer and disposing the transfer layer and the temporary support body on the first surface of the metal layer in this order; detaching the temporary support body; subjecting the transfer layer to pattern exposure; subjecting the transfer layer to development treatment to form a resist pattern; subjecting the metal layer which is not covered with the resist pattern to etching treatment to form through-holes extending from the first surface of the metal layer to the second surface of the metal layer; and removing the resist pattern, in this order.SELECTED DRAWING: Figure 1
Patent JP-2023021990-A (JP)
Title: Pharmaceutical composition for treating acute and chronic pain containing polmacoxib and tramadol
IPC: A61P25/04
Filed: 2022-10-28
Abstract: PROBLEM TO BE SOLVED: To provide polmacoxib in combination with tramadol for use in treating acute and chronic pain. 
     SOLUTION: The invention provides polmacoxib in combination with tramadol, where the weight ratio between polmacoxib and tramadol or a salt thereof is between 1:30 and 1:300. The polmacoxib and the tramadol or the salt thereof are in a single pharmaceutical composition, and used in treatment of neurological pain, diabetic neuropathy pain, cancer pain, osteoarthritis pain, serious pain, rheumatoid arthritis pain, spondylitis pain or sciatica. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2023011860-A (JP)
Title: Oligosaccharide compositions, and methods for producing the same
IPC: C07H15/04
Filed: 2022-11-04
Abstract: PROBLEM TO BE SOLVED: To provide methods for producing oligosaccharide compositions, and oligosaccharide compositions. 
     SOLUTION: The method includes: a) a step of combining one or more kinds of sugars with a catalyst to produce a first product mixture, the first product mixture including a first oligosaccharide composition and residual catalyst; b) a step of isolating at least a portion of the residual catalyst from the product mixture; and c) a step of combining one or more additional kinds of sugars with the isolated residual catalyst to produce an additional product mixture, the additional product mixture including an additional oligosaccharide composition, the catalytic activity of the isolated residual catalyst in the production of the additional oligosaccharide composition being at least 30% of the catalytic activity of the catalyst in the production of the first oligosaccharide composition. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2023,JPO&INPIT