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

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2021 Patent Ranking in Japan

- Update: Jan 14, 2021 -

Ranking based on publications issued in 2021.

Patent applications ranking

Patent acquisition ranking

Publication of application in 2021   - update: Jan 14, 2021 -

RankingApplicantnumberlast year rankinglast year numbernumber of acquisition in 2021
1st Canon Inc 196 特許件数変わらず 1st 6682 196(1st)
2nd Panasonic IP Management Co., Ltd. 167 特許件数下降 3rd 4384 91(3rd)
3rd Mitsubishi Electric Corporation 162 特許件数下降 4th 3711 155(2nd)
4th Kyogaku Sangyo. Corporation 122 特許件数下降 61th 600 7(186th)
5th Sankyo Co., Ltd. 107 特許件数下降 8th 2389 86(4th)
6th Honda Motor Co., Ltd. 99 特許件数下降 7th 2584 85(5th)
7th Kubota Corporation 94 特許件数下降 31th 972 26(36th)
8th Sanyo Bussan Co., Ltd. 78 特許件数上昇 5th 2787 52(16th)
9th NEC Corporation 76 特許件数下降 19th 1444 69(7th)
9th FUJIFILM Corporation 76 特許件数下降 21th 1338 59(9th)
11th DENSO CORPORATION 73 特許件数上昇 6th 2591 49(19th)
12th Hitachi, Ltd. 71 特許件数下降 15th 1569 57(11th)
13th Toyota Motor Corporation 70 特許件数上昇 2nd 5617 79(6th)
14th Seiko Epson Corporation 65 特許件数上昇 9th 2282 48(21th)
15th Semiconductor Energy Laboratory Co., Ltd. 63 特許件数下降 20th 1369 49(19th)
16th LG Chem, Ltd. 58 特許件数下降 29th 1066 25(39th)
16th Kyocera Document Solutions Inc. 58 特許件数下降 17th 1451 23(44th)
18th Ricoh Company, Ltd 56 特許件数上昇 10th 2180 50(18th)
19th Toshiba Corporation 55 特許件数上昇 11th 1864 54(15th)
20th Sony Corporation 53 特許件数下降 24th 1170 55(14th)

Patent applications ranking

Patent acquisition ranking

Registered in 2021   - Update:Jan 14, 2021 -

RankingApplicantnumberlast year rankinglast year numbernumber of aplications in 2021
1st Canon Inc 196 特許件数変わらず1st 3682 196(1st)
2nd Mitsubishi Electric Corporation 155 特許件数変わらず2nd 3569 162(3rd)
3rd Panasonic IP Management Co., Ltd. 91 特許件数変わらず3rd 2644 167(2nd)
4th Sankyo Co., Ltd. 86 特許件数下降8th 1546 107(5th)
5th Honda Motor Co., Ltd. 85 特許件数下降7th 1583 99(6th)
6th Toyota Motor Corporation 79 特許件数上昇4th 2229 70(13th)
7th NEC Corporation 69 特許件数下降11th 1338 76(9th)
8th Kyocera Corporation 61 特許件数下降26th 798 43(27th)
9th FUJIFILM Corporation 59 特許件数下降16th 1148 76(9th)
10th Fujitsu Limited 58 特許件数上昇9th 1459 50(21th)
11th Hitachi, Ltd. 57 特許件数下降15th 1155 71(12th)
12th Nippon Telegraph and Telephone Corporation 56 特許件数下降14th 1182 19(75th)
12th JFE Steel Corporation 56 特許件数下降34th 613 23(59th)
14th Sony Corporation 55 特許件数下降21th 939 53(20th)
15th Toshiba Corporation 54 特許件数上昇13th 1314 55(19th)
16th Sanyo Bussan Co., Ltd. 52 特許件数下降20th 978 78(8th)
16th Fuji Xerox Co., Ltd 52 特許件数下降23th 911 20(70th)
18th Ricoh Company, Ltd 50 特許件数上昇6th 1617 56(18th)
19th DENSO CORPORATION 49 特許件数上昇5th 1812 73(11th)
19th Semiconductor Energy Laboratory Co., Ltd. 49 特許件数下降24th 879 63(15th)
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※ In order to calculate an accurate ranking, joint applications are totaled as the application of the first applicant.

Patent Ranking in Japan

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あいわ特許業務法人(特許事務所)

〒104-0045 東京都中央区築地1-12-22 コンワビル4F 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 

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〒120-0034 東京都足立区千住1-19-8 仁生堂B 2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 

あいぎ法律事務所

〒450-0002 愛知県名古屋市中村区名駅三丁目13番24号 第一はせ川ビル6階 特許・実用新案 意匠 商標 訴訟 鑑定 コンサルティング