Patent Ranking in Japan Based on publications issued by Japan Patent Office Japanese version

ホーム > Japan Patent Ranking


2021 Patent Ranking in Japan

- Update: Sep 22, 2021 -

Ranking based on publications issued in 2021.

Patent applications ranking

Patent acquisition ranking

Publication of application in 2021   - update: Sep 22, 2021 -

RankingApplicantnumberlast year rankinglast year numbernumber of acquisition in 2021
81th Fuji Machine Manufacturing Co., Ltd. 339 特許件数下降 119th 349 375(48th)
82th Asahi Kasei Corporation 330 特許件数上昇 70th 513 294(63th)
83th ROHM Co., Ltd. 320 特許件数下降 109th 378 205(99th)
84th Kawasaki Heavy Industries Ltd. 311 特許件数下降 104th 393 266(70th)
85th Auto Network Technology Laboratory Co., Ltd. 309 特許件数下降 100th 398 160(138th)
86th Aisin Seiki Co., Ltd. 308 特許件数下降 87th 439 270(69th)
87th TOTO Corporation 307 特許件数下降 101th 397 300(61th)
88th KDDI CORPORATION 303 特許件数下降 108th 379 387(45th)
89th Oji Holdings Co., Ltd. 301 特許件数下降 98th 408 245(79th)
90th Shin-Etsu Chemical Co., Ltd. 300 特許件数上昇 85th 444 255(75th)
91th Nidec Corporation 298 特許件数上昇 77th 489 71(293th)
92th Asahi Glass Co., Ltd. 296 特許件数下降 95th 420 196(105th)
93th Huawei Technology Co., Ltd. 295 特許件数上昇 58th 626 315(57th)
94th Oki Electric Industry Co., Ltd. 294 特許件数下降 120th 347 178(119th)
94th LIXIL Group, Inc. 294 特許件数下降 12781th 1 192(108th)
96th Hitachi Metals Co., Ltd. 291 特許件数上昇 94th 423 216(94th)
96th Nippon Telegraph and Telephone Corporation 291 特許件数上昇 23th 1194 651(23th)
98th Japan Display Co., Ltd. 290 特許件数上昇 89th 434 138(159th)
99th Nippon Seiko Co., Ltd. 287 特許件数下降 150th 289 152(145th)
100th Peace Co., Ltd. 278 特許件数下降 167th 261 139(158th)

Patent applications ranking

Patent acquisition ranking

Registered in 2021   - Update:Sep 22, 2021 -

RankingApplicantnumberlast year rankinglast year numbernumber of aplications in 2021
41th Sekisui Chemical Co., Ltd. 404 特許件数下降47th 494 546(45th)
42th Fuji Electric Co., Ltd. 397 特許件数上昇33th 626 534(46th)
43th Casio Computer Co., Ltd. 395 特許件数上昇39th 560 343(78th)
44th Kyocera Document Solutions Inc. 394 特許件数上昇25th 814 930(21th)
45th KDDI CORPORATION 387 特許件数下降79th 336 303(88th)
46th Mitsubishi Rayon Co., Ltd. 385 特許件数上昇41th 506 414(63th)
47th Koninklijke Philips N.V. 379 特許件数上昇36th 570 419(61th)
48th Fuji Machine Manufacturing Co., Ltd. 375 特許件数上昇37th 569 339(81th)
49th Tokyo Electron Limited 367 特許件数下降54th 436 620(36th)
50th General Electric Company 342 特許件数下降80th 334 110(260th)
51th Nissan Motor Co., Ltd 340 特許件数上昇41th 506 389(69th)
51th Mitsubishi Heavy Industries, Ltd 340 特許件数上昇45th 502 340(80th)
53th Sumitomo Electric Industries, Ltd. 331 特許件数上昇50th 456 520(47th)
54th DISCO Corporation 329 特許件数下降77th 338 655(32th)
54th Sumitomo Chemical Co., Ltd. 329 特許件数上昇49th 479 480(51th)
56th Toray Industries, Inc. 317 特許件数変わらず56th 428 610(37th)
57th Huawei Technology Co., Ltd. 315 特許件数下降63th 404 295(93th)
58th Nitto Denko Corporation 305 特許件数下降59th 420 478(52th)
59th TDK Corporation 303 特許件数下降64th 403 411(64th)
60th Toshiba Tec Corporation 301 特許件数下降111th 252 585(39th)
Applicant name

If you want to purchase patent ranking data, ⇒ Patent Ranking Data Download Service

※ In order to calculate an accurate ranking, joint applications are totaled as the application of the first applicant.

Patent Ranking in Japan

2020 Application Ranking2020 Acquisition Ranking
2019 Application Ranking2019 Acquisition Ranking
2018 Application Ranking2018 Acquisition Ranking
2017 Application Ranking2017 Acquisition Ranking
2016 Application Ranking2016 Acquisition Ranking
2015 Application Ranking2015 Acquisition Ranking
2014 Application Ranking2014 Acquisition Ranking
2013 Application Ranking2013 Acquisition Ranking
2012 Application Ranking2012 Acquisition Ranking
2011 Application Ranking2011 Acquisition Ranking
Applicant Search (Japanese only)

今週の知財セミナー (9月20日~9月26日)

来週の知財セミナー (9月27日~10月3日)

9月29日(水) - 東京 港区


特許事務所紹介 IP Force 特許事務所紹介


〒104-0061 東京都中央区銀座1-8-2 銀座プルミエビル8階 特許・実用新案 意匠 商標 外国特許 外国意匠 外国商標 訴訟 鑑定 コンサルティング 

特許業務法人 IPX

東京都港区北青山2丁目7番20号 第二猪瀬ビル3F 特許・実用新案 意匠 商標 外国特許 外国意匠 外国商標 訴訟 鑑定 コンサルティング 


大阪府大阪市中央区北浜東1-12 千歳第一ビル4階 特許・実用新案 意匠 商標 外国特許 外国意匠 外国商標 訴訟 鑑定 コンサルティング