Source: http://www.google.com/patents/US6768572?dq=6016038
Timestamp: 2015-03-30 04:54:38
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Matched Legal Cases: ['Application No. 60', 'art 1', 'application No. 09', 'application No. 10', 'application No. 10', 'application No. 10', 'application No. 10', 'application No. 10', 'application No. 10', 'application No. 10', 'application No. 10', 'application No. 10', 'application No. 10']

This application is a continuation-in-part of U.S. patent application Ser. No. 10/013,336, entitled �Electro-Optic Switching Assembly and Method� filed on Nov. 5, 2001, which claims the benefit under 35 U.S.C. 119(e) of U.S. Provisional Application No. 60/245,810, filed Nov. 3, 2000, and which is a continuation-in-part of U.S. patent application Ser. No. 09/434,085, filed on Nov. 5, 1999, now U.S. Pat. No. 6,381,060, issued to Romanovsky on Apr. 30, 2002, which is a continuation-in-part of U.S. patent application Ser. No. 08/959,778, filed Oct. 29, 1997, now U.S. Pat. No. 6,310,712, issued to Romanovsky on Oct. 30, 2001. This application also claims priority under 35 U.S.C. �119(e) from U.S. Provisional Patent Application Serial No. 60/289,204, filed May 7, 2001.
Patent CitationsCited PatentFiling datePublication dateApplicantTitleUS3458247Dec 17, 1965Jul 29, 1969Gen Telephone & ElectElectro-optic prism beam deflection apparatusUS3497286Nov 23, 1966Feb 24, 1970Bell Telephone Labor IncVariable reflectance display deviceUS3584223Feb 24, 1969Jun 8, 1971Itek CorpOptical readout of electric fields by detecting reflected and/or refracted radiation which is incident within the range of variation of the critical angleUS3873187Oct 29, 1973Mar 25, 1975Trw IncLight modulator array and method of making itUS3958862Jun 14, 1974May 25, 1976Scibor Rylski Marek Tadeusz ViElectro-optical modulatorUS4006963Jul 21, 1975Feb 8, 1977Siemens AktiengesellschaftControllable, electro-optical grating couplerUS4008947Jul 28, 1975Feb 22, 1977Siemens AktiengesellschaftElectro-optical switch and modulatorUS4125318Apr 1, 1977Nov 14, 1978Xerox CorporationTIR modulatorUS4181399Jan 3, 1978Jan 1, 1980Sperry Rand CorporationOptical internal reflectance switchable couplerUS4196977Jun 1, 1977Apr 8, 1980Xerox CorporationElectro-optic modulator/deflectorUS4201442Oct 2, 1978May 6, 1980Sperry CorporationLiquid crystal switching coupler matrixUS4278327Nov 26, 1979Jul 14, 1981Sperry CorporationLiquid crystal matricesUS4281904Jun 21, 1979Aug 4, 1981Xerox CorporationTIR Electro-optic modulator with individually addressed electrodesUS4283113Mar 23, 1979Aug 11, 1981Eden Dayton DSwitching light between optical fibersUS4285569Oct 3, 1979Aug 25, 1981Rockwell International CorporationCCD Driven integrated optical modulator arrayUS4367946Jan 29, 1981Jan 11, 1983Eastman Kodak CompanyLight valve imaging apparatus having improved optical configurationUS4385799Jun 26, 1980May 31, 1983Sperry CorporationDual array fiber liquid crystal optical switchesUS4396252Sep 17, 1980Aug 2, 1983Xerox CorporationProximity coupled electro-optic devicesUS4406521Jan 29, 1981Sep 27, 1983Eastman Kodak CompanyLight valve imaging apparatus having improved addressing electrode structureUS4410823Nov 13, 1981Oct 18, 1983Zenith Radio CorporationSurface acoustic wave device employing reflectorsUS4451123Dec 20, 1982May 29, 1984Gte Laboratories IncorporatedHigh frequency light modulation deviceUS4478483May 10, 1982Oct 23, 1984Xerox CorporationVariable length electro-optic waveguides and applications thereforUS4491384Jan 15, 1982Jan 1, 1985Omron Tateisi Electronics Co.Optical switch deviceUS4514739Nov 2, 1983Apr 30, 1985Xerox CorporationCross scan beam positioner for multiple channel laser ROSUS4560994Aug 17, 1984Dec 24, 1985Xerox CorporationTwo dimensional electro-optic modulator for printingUS4563059Jul 7, 1983Jan 7, 1986Clark Noel ASurface stabilized ferroelectric liquid crystal devicesUS4585301Apr 23, 1985Apr 29, 1986Utah State Universtiy FoundationOptically actuated optical switch apparatus and methodsUS4645293Jan 28, 1985Feb 24, 1987Taizo YoshidaOptical waveguide coupler having a grating electrodeUS4669831Apr 22, 1985Jun 2, 1987The United States Of America As Represented By The Secretary Of The Air ForceTotal internal reflection modulator/deflectorUS4693547Feb 24, 1986Sep 15, 1987The United States Of America As Represented By The Secretary Of The Air ForceOptically controlled integrated optical switchUS4697889Nov 14, 1985Oct 6, 1987Matsushita Electric Industrial Co., Ltd.Light shutter array elementUS4728167Feb 24, 1986Mar 1, 1988The United States Of America As Represented By The Secretary Of The Air Force.Electrically controlled integrated optical switchUS4739520Sep 14, 1983Apr 19, 1988The Ohio State UniversityOptical switching systemUS4746191Jul 8, 1987May 24, 1988Sumitomo Special Metal Co., Ltd.Optical switchUS4746942Nov 27, 1987May 24, 1988Michel MoulinPhotocomposing machine and methodUS4765721Sep 23, 1987Aug 23, 1988Eastman Kodak CompanyStress-tolerant light valve array constructionUS4766445May 21, 1987Aug 23, 1988Alcatel N.V.Electrode array for a print headUS4796982Nov 10, 1983Jan 10, 1989Matsushita Electric Industrial Co., Ltd.Optical valveUS4798435May 16, 1985Jan 17, 1989Nec CorporationOptical switch circuitUS4802741Oct 9, 1987Feb 7, 1989Eastman Kodak CompanyIn-depth electrode light valve array devices and improved fabrication method thereforUS4813771Oct 15, 1987Mar 21, 1989Displaytech IncorporatedElectro-optic switching devices using ferroelectric liquid crystalsUS4815803Jun 26, 1986Mar 28, 1989British Telecommunication, PlcOptical signal network with node by-pass switching capabilityUS4822124Feb 8, 1988Apr 18, 1989Nec CorporationOptical matrix switchUS4842368Aug 17, 1987Jun 27, 1989American Telephone And Telegraph CompanyN�N single-mode optical waveguide couplerUS4865406Nov 9, 1988Sep 12, 1989Hoechst Celanese Corp.Supported polymeric thin film exhibiting second order nonlinea r optical responseUS4867516Sep 15, 1988Sep 19, 1989Staat Der NederlandenElectro-optically induced optical waveguide, and active devices comprising such a waveguideUS4867543May 28, 1987Sep 19, 1989Plessey Overseas LimitedSpatial light modulatorUS4887104Nov 16, 1987Dec 12, 1989Minolta Camera Kabushiki KaishaElectrooptical light shutter device and printer apparatus using sameUS4896930Feb 22, 1988Jan 30, 1990Hitachi, Ltd.Optical functional device of an optical waveguide typeUS4919522Feb 25, 1988Apr 24, 1990Geo-Centers, Inc.Optical switch having birefringent elementUS4952010Feb 18, 1988Aug 28, 1990British Telecommunications Public Limited CompanyOptical space switchUS4973121Aug 9, 1989Nov 27, 1990Eastman Kodak CompanyScannerUS4988157Mar 8, 1990Jan 29, 1991Bell Communications Research, Inc.Optical switch using bubblesUS4993811Dec 8, 1988Feb 19, 1991Eastman Kodak CompanyRidge array light valve deviceUS5006285Jul 28, 1988Apr 9, 1991Lockheed Missiles & Space Company, Inc.Electro-optic channel waveguideUS5011271Dec 9, 1988Apr 30, 1991Minolta Camera Kabushiki KaishaLight shutter arrays for forming imagesUS5016959May 22, 1989May 21, 1991Koninklijke Ptt Nederland N.V.Electro-optical component and method for making the sameUS5031978Aug 16, 1990Jul 16, 1991Ricoh Company, Ltd.Recording optical systemUS5033814Aug 11, 1989Jul 23, 1991Nilford Laboratories, Inc.Line light sourceUS5036220Apr 20, 1990Jul 30, 1991Leland Stanford Junior UniversityNonlinear optical radiation generator and method of controlling regions of ferroelectric polarization domains in solid state bodiesUS5040864Nov 13, 1990Aug 20, 1991Rockwell International CorporationOptical crosspoint switch moduleUS5061028Oct 23, 1990Oct 29, 1991Hoechst Celanese CorporationPolymeric waveguides with bidirectional poling for radiation phase-matchingUS5078478May 14, 1990Jan 7, 1992Radiant Technologies, Inc.Light actuated optical switching deviceUS5090824Jul 31, 1990Feb 25, 1992Geo-Centers, Inc.Fast optical switch having reduced light lossUS5103492Aug 24, 1990Apr 7, 1992Lockheed Missiles & Space Company, Inc.Electro-optic channel switchUS5153770Jun 27, 1991Oct 6, 1992Xerox CorporationTotal internal reflection electro-optic modulatorUS5157541Sep 17, 1990Oct 20, 1992Eastman Kodak CompanyOptical article for reflection modulationUS5168535Aug 27, 1991Dec 1, 1992Herzel LaorIntegrated optic switchUS5182665Sep 7, 1990Jan 26, 1993Displaytech, Inc.Diffractive light modulatorUS5189548Dec 31, 1991Feb 23, 1993Xerox CorporationElectrooptic TIR light modulator image bar having multiple electrodes per pixelUS5220643May 24, 1990Jun 15, 1993Stc PlcMonolithic neural network elementUS5221989Nov 13, 1991Jun 22, 1993Northrop CorporationLongitudinal plzt spatial light modulatorUS5255332Jul 16, 1992Oct 19, 1993Sdl, Inc.NxN Optical crossbar switch matrixUS5260719Jan 24, 1992Nov 9, 1993Polaroid CorporationLaminar electrooptic assembly for modulator and printerUS5267336May 4, 1992Nov 30, 1993Srico, Inc.Electro-optical sensor for detecting electric fieldsUS5274246May 4, 1992Dec 28, 1993The United States Of America As Represented By The Secretary Of The Air ForceOptical modulation and switching with enhanced third order nonlinearity multiple quantum well effectsUS5278924Feb 4, 1993Jan 11, 1994Hughes Aircraft CompanyPeriodic domain reversal electro-optic modulatorUS5305136Mar 31, 1992Apr 19, 1994Geo-Centers, Inc.Optically bidirectional fast optical switch having reduced light lossUS5337183Oct 20, 1992Aug 9, 1994Yeda Research And Development Co. Ltd.Distributed resonant cavity light beam modulatorUS5347377Jun 17, 1992Sep 13, 1994Eastman Kodak CompanyPlanar waveguide liquid crystal variable retarderUS5349466Jan 6, 1994Sep 20, 1994Thomson-CsfFrequency doubler including an electrically controlled optical index networkUS5367584Oct 27, 1993Nov 22, 1994General Electric CompanyIntegrated microelectromechanical polymeric photonic switching arraysUS5367585Oct 27, 1993Nov 22, 1994General Electric CompanyIntegrated microelectromechanical polymeric photonic switchUS5369718Oct 13, 1992Nov 29, 1994The Furukawa Electric Co., Ltd.Total internal reflection-type optical waveguide switchUS5396363Oct 23, 1992Mar 7, 1995Commissariat A L'energie AtomiqueIntegrated Electrooptic modulator and process for the production thereofUS5412743Dec 6, 1993May 2, 1995Eastman Kodak CompanyMethod and apparatus for amplitude modulation of a laser beamUS5416631Dec 30, 1992May 16, 1995Minolta Camera Kabushiki KaishaLight shutter arrayUS5455709Mar 23, 1993Oct 3, 1995Martin Marietta CorporationTotal internal reflection spatial light modulation apparatus and method of fabrication thereofUS5504772Sep 9, 1994Apr 2, 1996Deacon ResearchLaser with electrically-controlled grating reflectorUS5521748Jun 16, 1994May 28, 1996Eastman Kodak CompanyLight modulator with a laser or laser array for exposing image dataUS5528414May 5, 1994Jun 18, 1996Lots TechnologyTwo dimensional electro-optic modulator arrayUS5559906Jan 11, 1995Sep 24, 1996Siemens AktiengesellschaftOptical arrangement of a strip-shaped optical waveguideUS5581643Dec 8, 1994Dec 3, 1996Northern Telecom LimitedOptical waveguide cross-point switchUS5615041Jul 31, 1995Mar 25, 1997Deacon ResearchFabrication of patterned poled dielectric structures and devicesUS5631735May 16, 1996May 20, 1997Minolta Co., Ltd.Spectrometer provided with an optical shutterUS5699462 *Jun 14, 1996Dec 16, 1997Hewlett-Packard CompanyTotal internal reflection optical switches employing thermal activationUS5732177Nov 8, 1996Mar 24, 1998Deacon ResearchControllable beam director using poled structureUS5835458Mar 6, 1997Nov 10, 1998Gemfire CorporationSolid state optical data reader using an electric field for routing controlUS5862276Jul 28, 1997Jan 19, 1999Lockheed Martin Corp.Planar microphotonic circuitsUS5909303Jan 3, 1997Jun 1, 1999The Board Of Trustees Of The Leland Stanford Junior UniversityOptical modulator and optical modulator arrayUS6229934 *Sep 22, 1998May 8, 2001Nz Applied Technologies CorporationHigh-speed low-loss fiber-optic switchesUS6320994 *Dec 22, 1999Nov 20, 2001Agilent Technolgies, Inc.Total internal reflection optical switchUS20020136482 *Feb 22, 2002Sep 26, 2002Jingyun ZhangOptical switch using total internal reflection and a method of switching signals using the same* Cited by examinerNon-Patent CitationsReference18�8 Optical Waveguide Switch Using Liquid Crystal, Hiroshi Terui and Morio Kobayashi, Integrated Optical Circuit Engineering, SPIE, vol. 517,1984, pp. 267-274.28x8 Optical Waveguide Switch Using Liquid Crystal, Hiroshi Terui and Morio Kobayashi, Integrated Optical Circuit Engineering, SPIE, vol. 517,1984, pp. 267-274.3A Low-Crosstalk Microoptic Liquid Crystal Switch, Skinner & Lane, IEEE Journal on Selected Areas in Communications, 6(7):1178-1185 (1988).4A Very low Operation Current InGaAsP/InP Total Internal Reflection Optical Switch using p/n/p/n Current Blocking Layers, Kwang-Ryong Oh, Ki-Sung Park, Dae-Kon Oh, Hong-Man Kim, Hyung Moo Park and KwyRo Lee, IEEE Photonics Technology Letter, vol. 6 No. 1, Jan. 1994, pp. 65-67.5Antiferroelectric-Phase PLZT For Use In High Density Optical Data Storage, S. Mancha, J. Bullington, R. Carter and C. Dehainaut, Airforce Weapons Laboratory (AFSC) Kirtland Airforce Base New Mexico, Ferroelectrics, 1988 Gordon and Breach Science Publishers S.A., vol. 82, pp. 99-104.6Bulk vs. Thin Film PLZT Ferroelectrics, Dausch, et al., Department of Ceramic Engineering, Clemson University, IEEE, pp. 297-300.7CLEO'93/Tuesday Afternoon, CTuN63, thin-film electro-optic beam deflector using domain reversal in LiTaO3, Qibiao Chen et al, pp. 196-197.8Compact optical cross-connect switch based on total internal reflection in a fluid-containing planar lightwave circuit, J.E. Fouquet, Optical Fiber Communication Conference, OSA Technical Digest (Optical Society of America, Washington, D.C., 2000), TuM1-1, pp. 204-205.9Comparison of electro-optic lead-lanthanum zirconate titanate films on crystalline and glass substrates,Appl. Phys. Lett., vol. 60, No. 23, Jun. 8, 1992, pp. 2831-2833.10Crossing-Channel Waveguide Electroptic Modulators, Gary E. Betts and William S.C. Chang, IEEE Journal of Quantum Electronics, vol. QE-22, No. 7, Jul. 1986, pp. 1027-1038.11Crystallization of Lanthanum-Modified Lead Zirconate Titanate (PLZT) Using Coprecipitated Gels, Yao-Jung Lee, Fu-Su Yen, Jong-Ping Wu and Hsing-I Hsiang, Jpn. J. Appl. Phys. vol. 34, Pt. 1, No. 8A, Aug. 1995, pp. 4137-4142.12Deposition and Characterization of Thin Ferroelectric Lead Lanthanum Zirconate Titanate (PLZT) Films on Sapphire For Spatial Light Modulators Applications, S. Krishnakumar, V.H. Ozguz, C. Fan, C. Cozzolino, S.C. Esener and S.H. Lee, IEEE Transactions on ultrasonics, Ferroelectrics and Frequency Control, vol. 38, No. 6, Nov. 1991, pp. 585-590.13Digital Optical Switch, Y Silberberg, P. Perlmutter and J.E. Baran, Appl. Phys. Lett., vol. 51 No. 16, Oct. 19, 1987, pp. 1230-1232.14Electrically active optical bifurcation: BOA, M. Papuchon et al., Applied Physics Letters, vol. 31, No. 4, Aug. 15, 1977, pp. 226-267.15Electro-Optic Functional Waveguide Using New Polymer p-NAn-PVA for Integrated Photonic Devices, Shogo Ura et al., Jpn. J. Appl. Phys., vol. 31, (1992) pp. 1378-1381.16Electrooptic Light Modulators, I.P. Kaminow and E.H. Turner, Proceedings of the IEEE, vol. 54, No. 10, Oct. 1966, pp. 1374-1390.17Electro-Optic Switching Using Total Internal Reflection by a Ferroelectric Liquid Crystal, Meadows et al., Appl. Phys. Lett., 54(15):1394-1396 (1989).18Electrooptical Channel Waveguide Matrix Switch Using Total Internal Reflection, F.R. El-Akkari, C.L. Chang and C.S. Tsai, Topical Meeting on Integrated and Guided Wave Optics, Incline Village, Nev., Paper TuE4, 1980.19Electrooptical switching in thin film waveguides for a computer communication bus, R. A. Becker et al., Applied Optics, vol. 18, No. 19, Oct. 1, 1979, pp. 3296-3300.20Electrooptics, Phenomena, Materials and Applications, Fernando Agull�-L�pez, Jos� Manuel Cabrera, Fernando Agull�-Rueda, Academic Press, Harcourt Brace & Company Publishers, 1994, pp. 193-197.21High Speed Optical TIR Switches Using PLZT Thin-Film Waveguides on Sapphire, Hidetaka Higashino, Takao Kawaguchi, Hideaki Adachi, Toshihiko Makino and Osamu Yamazaki, Proceedings of the Sixth International meeting on Ferroelectricity, Kobe, 1985, Jpn. J. Appl. Phys. vol. 24 (1985) Suppl 24-2, p. 284.22Integrated Optical Devices Based on Nonlinear Optical Polymers, Emmanuel Van Tomme et al., IEEE Journal of Quantum Electronics, vol. 27, No. 3. Mar. 1991, pp. 778-787.23Integrated Optics Components and Devices Using Periodic Structures, Toshiaki Suhara et al., IEEE Journal of Quantum Electronics, vol. QE-22, No. 6, Jun. 1986, pp. 845-867.24Linear total internal reflection spatial light modulator for laser printing, Robert A. Sprague, William D. Turner, Lawrence N. Flores, SPIE vol. 299 Advances in Laser Scanning Technology (1981), pp. 68-75.25Liquid Crystal Switching Components, Richard A. Soref, Proceedings: Fiber Optic Communications (1980).26Mirror-type optical branch and switch, H. Naitoh et al., Applied Optics, vol. 17, No. 1, Jan. 1978, pp. 101-104.27Nishihara et al., Optical Integrated Circuits, McGraw-Hill Book Company, Copyright 1985, 1989, pp. 294-296, 305-341.28One-Dimensional Silicon/PLZT Spatial Light Modulators, Sadik C. Esener, Jing H. Wang, Timothy J. Drabik, Mark A. Title and Sing H. Lee, Optical Engineering, May 1987, vol. 26, No. 5, pp. 406-413.29Optical Switch Utilizing Total Reflection of (Pb, La) (Zr, Ti)O3 Ceramics, Toshio Utsunomiya, Jpn J. Appl. Phys. vol. 33 (1994) pp. 5440-5442 Part 1, No. 9B, Sep. 1994.30Optical TIR Switches Using PLZT Thin-Film Waveguides on Sapphire, Kiyota Wasa et al., Journal of Lightwave Technology, vol. LT-2, No. 5, pp. 710-713, Oct. 1984.31P. Shames et al, Modeling and optimization of electro-optic phase modulator, Article on Web at http://kfir.ucsd.edu/papers/Modeling.pdf.32Patent Abstracts of Japan, Publication No. 02-002531, Publication Date: Jan. 8, 1990.33Patent Abstracts of Japan, Publication No. 05-281583, Publication Date: Oct. 29, 1993.34Patent Abstracts of Japan, Publication No. 56-101123, Publication Date: Aug. 13, 1981.35Patent Abstracts of Japan, Publication No. 60-097319, Publication Date: May 31, 1985.36PLZT Laser Beam Modulator, Maris Ozolinsh, Paulis Paulins, Ansis Viesturs, Maris Kundzins, Karlis Kundzins, Andris Krumins, Ferroelectrics, 1992, vol. 128, pp. 73-78.37Poled electro-optic waveguide formation in thin-film organic media, J.I. Thackara et al., Appl. Phys. Lett. 52(13), Mar. 28, 1988, pp. 1031-1033.38Preparation of Pb(Zr,Ti)O3 Thin Films by Sol-Gel Technique, Tomoyasu Takusagawa, Noriaki Yamada, Terumasa Kato, Hajime Hattori and Teruyuki Matsui, Jpn. J. Appl. Phys. vol. 33, Pt. 1, No. 9B, 1994, pp. 5151-5154.39Prism-Type Optical Deflector Using PLZT Ceramics, Toshio Utsunomiya et al., Japanese Journal of Applied Physics, vol. 24, (1985) Supplement 24-3, pp. 169-171.40Theoritical and Experimental Studies on Active Y-Junctions in Optical Waveguides, Hiroshi Sasaki et al., IEEE Journal of Quantum Electronics, vol. QE-14, No. 11, Nov. 1978, pp. 883-892.41Total Reflection Liquid-Crystal Electrooptic Device, R.A. Kashnow and C.R. Stein, Applied Optics, vol. 12, No. 10, Oct. 1973, pp. 2309-2311.42Total Switching of Unpolarized Fiber With a Four-Port Electro-Optic Liquid-Crystal Device, R.A. Soref and D.H. McMahon, Optical Society of America, 5(4):147-149 (1980).43Transverse electro-optic effedt of antiferroelectric lead zirconate thin films, Wang et al., Optical Society of America, 1992, pp. 1122-1124.44U.S. patent application No. 09/891,689, filed on Jun. 26, 2001 (TOPTICS.018A).45U.S. patent application No. 10/013,336, filed on Nov. 5, 2001 (TOPTICS.004CP2).46U.S. patent application No. 10/033,153, filed on Oct. 25, 2001 (TOPTICS.004C3).47U.S. patent application No. 10/129,722, filed on Feb. 11, 2003 (TOPTICS.004CP3).48U.S. patent application No. 10/138,009, filed on May 2, 2002 (TOPTICS.015A).49U.S. patent application No. 10/140,083, filed on May 6, 2002 (TOPTICS.004CP4).50U.S. patent application No. 10/140,520, filed on May 7, 2002 (TOPTICS.019A).51U.S. patent application No. 10/151,776, filed on May 20, 2002 (TOPTICS.020A).52U.S. patent application No. 10/156,241, filed on May 24, 2002 (TOPTICS.022A).53U.S. patent application No. 10/247,720, filed on Sep. 19, 2002 (TOPTICS.4C3C1).54U.S. patent application No. 10/648,821, filed on Aug. 26, 2003 (TOPTICS.4CP1C1C).55Utsunomiya et al., Japanese Journal of Applied Physics, vol. 24, Supplement 24-3 May, 1985, pp. 169-171.Referenced byCiting PatentFiling datePublication dateApplicantTitleUS7035498 *Sep 28, 2004Apr 25, 2006General Electric CompanyUltra-fast all-optical switch arrayUS7386200 *Dec 5, 2003Jun 10, 2008Canon Kabushiki KaishaPhotonic circuit boardUS7808697 *Jan 2, 2009Oct 5, 2010Brian Edward RichardsonTIR light valveUS8152318Jun 11, 2009Apr 10, 2012Rambus International Ltd.Optical system for a light emitting diode with collection, conduction, phosphor directing, and output meansUS8152352Jan 2, 2009Apr 10, 2012Rambus International Ltd.Optic system for light guide with controlled outputUS8272770Jan 2, 2009Sep 25, 2012Rambus International Ltd.TIR switched flat panel displayUS8292445Jan 27, 2012Oct 23, 2012Rambus Inc.Optical system for a light emitting diode with collection, conduction, phosphor directing, and output meansUS8297818Jun 11, 2009Oct 30, 2012Rambus International Ltd.Optical system with reflectors and light pipesUS8395843 *Sep 9, 2010Mar 12, 2013Rambus International Ltd.TIR light valveUS8641257Dec 31, 2009Feb 4, 2014Rambus Delaware LlcOptic system for light guide with controlled outputUS8651724Dec 31, 2009Feb 18, 2014Rambus Delaware LlcTIR switched flat panel displayUS8733982Nov 18, 2010May 27, 2014Rambus Delaware LlcInternal collecting reflector optics for LEDsUS8827531May 10, 2012Sep 9, 2014Rambus Delaware LlcLighting assembly* Cited by examinerClassifications U.S. Classification359/245, 359/320, 359/247, 385/16International ClassificationG02B6/35, G02F1/313, G02F1/055, G02F1/315, G02B6/12, H04Q11/00Cooperative ClassificationG02F1/0551, G02F1/055, G02B6/3546, G02F1/315, G02B2006/12145, H04Q11/0003, G02F1/3137European ClassificationG02F1/055B, G02F1/315, H04Q11/00P1Legal EventsDateCodeEventDescriptionSep 18, 2012FPExpired due to failure to pay maintenance feeEffective date: 20120727Jul 27, 2012LAPSLapse for failure to pay maintenance feesMar 12, 2012REMIMaintenance fee reminder mailedOct 6, 2010ASAssignmentFree format text: SECURITY INTEREST;ASSIGNOR:TELOPTICS CORPORATION;REEL/FRAME:025095/0864Effective date: 20100812Owner name: KNOBBE, MARTENS, OLSON & BEAR, LLP, CALIFORNIAJan 29, 2008FPAYFee paymentYear of fee payment: 4Jan 29, 2008SULPSurcharge for late paymentFeb 7, 2006CCCertificate of correctionMay 27, 2003ASAssignmentOwner name: TELOPTICS CORPORATION, CALIFORNIAFree format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ROMANOVSKY, ALEXANDER B.;REEL/FRAME:014103/0283Effective date: 20030505Owner name: TELOPTICS CORPORATION 100 THE EMBARCADERO PENTHOUSFree format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ROMANOVSKY, ALEXANDER B. /AR;REEL/FRAME:014103/0283Oct 15, 2002ASAssignmentOwner name: KNOBBE, MARTENS, OLSON & BEAR, LLP, CALIFORNIAFree format text: SECURITY INTEREST;ASSIGNOR:TELOPTICS CORP.;REEL/FRAME:013362/0911Effective date: 20020904RotateOriginal ImageGoogle Home - Sitemap - USPTO Bulk Downloads - Privacy Policy - Terms of Service - About Google Patents - Send FeedbackData provided by IFI CLAIMS Patent Services