Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kariya, JP ranks #416 worldwide for total patents filed all time, with 7,655 patents from 253 inventors. Leading employers of inventors based in Kariya, JP include Mitsubishi Electric, Fujifilm, Canon.

Showing 1–50 of 253 inventors

Rank Inventor Primary Company Patents
1 Masahiro Yamamoto Mitsubishi Electric 332
2 Hiroshi Endo Fujifilm 246
3 Hideaki Suzuki Canon 244
#4 Hiroshi Okada Denso 204
#5 Noriyuki Suzuki Canon 186
#6 Takashi Takeuchi Hitachi 174
#7 Masaki Ota 167
#8 Ken Suitou 156
#9 Yasuhiro Nakai Sharp Kabushiki Kaisha 137
#10 Yutaka Hasegawa Sony 132
#11 Takashi Horiuchi Brother Kogyo 123
#12 Akihiro Hayashi Nidek Co. 111
#13 Masato Ito Sony 108
#14 Toshiyuki Kobayashi Seiko Epson 106
#15 Yuichi Kato Ohi Seisakusho Co. 105
#16 Nobuhide Kato Ngk Insulators 90
#17 Hiroaki Kayukawa 88
#17 Kenji Takenaka 88
#19 Tetsuhiko Fukanuma 87
#20 Masahiro Makino Denso 85
#21 Masaaki Abe 84
#21 Taku Adaniya Toyota Industries 84
#23 Katsuhiko Suzuki Disco 77
#24 Minekazu Sakai Denso 76
#25 Hiromi Ueda Toyota Industries 73
#25 Hisashi Iida Denso 73
#27 Koji Imai Brother Kogyo 70
#28 Shuji Ito Sumitomo Electric Industries 65
#28 Yoshinori Takeuchi Hitachi 65
#28 Haruo Suzuki Denso 65
#31 Masaaki Kaneko Aisin Seiki Kabushiki Kaisha 63
#32 Masaki Harada Denso 61
#32 Hidefumi Mori 61
#32 Masakazu Murase Toyota Industries 61
#35 Masaya Ito Ngk Spark Plug Co. 60
#36 Masanori Sonobe 58
#36 Hidenori Nagasaka Makita 58
#38 Satoshi Umemura Toyota Industries 54
#39 Norihiko Kato Toyota Industries 52
#40 Takayuki Hirano Toyota Industries 50
#40 Masatoshi Kuroyanagi Denso 50
#42 Tadashi Takeuchi Hitachi 49
#43 Shuhei Takahashi Fujimi Incorporated 48
#43 Shigeyuki Suzuki Toyoda Gosei Co. 48
#43 Tomoji Tarutani 48
#46 Kenji Tozu Aisin Seiki Kabushiki Kaisha 46
#46 Tatsuya Koide Toyota Industries 46
#48 Kiyokazu Ieda Aisin Seiki Kabushiki Kaisha 44
#49 Kazushi Shikata Denso 43
#50 Hidehito Kubo Toyota Industries 42