Statistics Regarding Patent Infringement Cases (Tokyo District Court, OsakaDistrict Court: 2014-2023)
These statistics present provisional data collected by the Administrative Affairs Bureau of the General
Secretariat of the Supreme Court from the statistical data on patent infringement cases prepared by theIntellectual Property Rights Divisions of the Tokyo District Court and Osaka District Court.
The statistical data presented in graphs ① to ⑤ below shows the number of judgments and settlements,
and the data in ⑥ shows the total number of patent rights claimed in cases that were concluded with afinal judgment.
Each graph shows the total number during the period from 2014 to 2023.
As each percentage figure in the graph has been rounded off to the nearest whole number (each figure
less than 1 percent is rounded off to the first decimal place), total percentages may not necessarilyequal 100.
①Content of Judgments and Settlements (the sum of data in ② and ③)
No clause concerning agreement
on an injunction or monetary benefit attached 6%（49）Only a clause concerning agreement
on monetary benefit attached 11%（90）

Only a clause concerningagreement
on an injunction attached 3%（22）Clauses concerning agreement
on an injunction and monetary
benefit attached 10%（80）
Dismissals without prejudice 2%（15）
Dismissals of litigation seeking
confirmation of the non-existence ofobligation 0.4%（3）Upholding judgements
21%（168）

Settlements

Judgments
Dismissals
45%（362）

Judgments to uphold confirmation of the non-existenceof obligation 2%（18）※“Upholding judgments” includes judgments that partially uphold the claim.
※“Dismissals of litigation seeking confirmation of the non-existence of obligation” includes cases dismissed in portion.
※The figures of “Dismissals of litigation seeking confirmation of the non-existence of obligation” have been calculated
from the data of 2017 and later. Dismissals of litigation seeking confirmation of the non-existence of obligation in the
period from 2014 to 2016 are included in “Dismissals.”

②Content of Judgments（Dismissals・Dismissals without prejudice・Judgments to uphold
confirmation of the non-existence of obligation・Upholding judgments・Dismissals of litigation
seeking confirmation of the non-existence of obligation）
Dismissals of litigation seeking confirmationof the non-existence of obligation 0.5%（3）Dismissals without prejudice 3%（15）

Judgments to uphold confirmationof the non-existence of obligation
3%（18）
Upholding judgements
30%（168）

Dismissals
64%（362）※“Upholding judgments” includes judgments that partially uphold the claim.
※“Dismissals of litigation seeking confirmation of the non-existence of obligation” includes cases dismissed in portion.
※The figures of “Dismissals of litigation seeking confirmation of the non-existence of obligation” have been calculated
from the data for 2017. Dismissals of litigation seeking confirmation of the non-existence of obligation in the period
from 2014 to 2016 are included in “Dismissals.”③Content of Settlements（Whether or not a clause concerning agreement on an injunction ormonetary benefit attached）

No clause concerning
agreement on aninjunction or monetary
benefit attached 20%（49） Clauses concerning agreement
on an injunction and monetary
benefit attached 33%（80）

Only a clause concerning
agreement on monetary benefit
attached 37%（90）

Only a clause concerning
agreement on an injunction
attached 9%（22）④Amounts Approved in Judgments
39403735302523202015121050※Amounts related to attendant claims and court costs are not included.

⑤Amounts agreed to be paid in settlements
59605040403130202016100※Amounts related to court costs and settlement costs are not included.
※Settlements which are not sum certain are excluded.

⑥Whether or not Defense of Invalidity is alleged; Judgment on Defense of Invalidity

Defense of invalidity alleged;
Judgment to invalidate thepatent 20%（164）

Defense of invalidity alleged;
Judgment to maintain thevalidity of the patent 19%（155）

No defense of invalidity
alleged 24%（194）Defense of invalidity alleged;
No judgment on defense of invalidity
37%（304）※Each number indicated in the above graph presents the number of patentrights claimed in individual cases that were concluded by a final judgment. For
example, if two patent rights were claimed in one patent infringement case, thenumber of patent rights is counted as two. Also, whether a defense of invalidity
was alleged and how the defense of invalidity regarding the each patent right
was judged (i.e., judgment on whether to maintain the validity of the patent orto invalidate the patent) are indicated.