Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kiyosu, JP ranks #1,001 worldwide for total patents filed all time, with 3,389 patents from 413 inventors. Leading employers of inventors based in Kiyosu, JP include Canon, Sumitomo Electric Industries, Denso.

Showing 1–50 of 413 inventors

Rank Inventor Primary Company Patents
1 Satoshi Yoshida Canon 250
2 Seiji Yamaguchi Sumitomo Electric Industries 148
3 Koji Kondo Denso 78
#4 Naoki Yamaguchi Panasonic 77
#5 Yasushi Masuda Toyoda Gosei Co. 70
#6 Motoyuki Tanaka Toyoda Gosei Co. 63
#7 Hirofumi Suzuki Hitachi 57
#8 Tohru Oka Toyoda Gosei Co. 55
#9 Hiroyuki Nakanishi Sharp Kabushiki Kaisha 51
#10 Shinichi Matsui Casio Computer Co. 48
#11 Toru Oka Toyoda Gosei Co. 45
#11 Nariaki Tanaka Toyoda Gosei Co. 45
#13 Kenichiro Kaneko Toyoda Gosei Co. 43
#14 Hiroto Watanabe Toyoda Gosei Co. 40
#15 Yoshiki Nakamura Toyoda Gosei Co. 39
#16 Tetsuya Ogata Ricoh Company 37
#17 Junya Kawai Brother Kogyo 34
#18 Takao Murase Ngk Insulators 33
#19 Yosuke Tsuchiya Toyoda Gosei Co. 32
#19 Takayuki Yamanaka Sharp Kabushiki Kaisha 32
#19 Wataru Miura Toyoda Gosei Co. 32
#22 Kazuhisa Takahashi Hitachi 31
#22 Kensaku Honda Toyoda Gosei Co. 31
#22 Hiroaki Mizuno Fujimi Incorporated 31
#25 Takatoshi Yajima Konica 30
#25 Ryoichi Nakagawa Brother Industries 30
#27 Junichi Fujita Sony 29
#28 Tomoyuki Yamaguchi Fujitsu Limited 27
#29 Shinji Ukai Brother Kogyo 26
#29 Yoshikazu Sugiyama Nikon 26
#31 Naoki Tsukamoto Fujifilm 25
#32 Hitomi Takahashi IBM 24
#32 Shingo Totani Toyoda Gosei Co. 24
#34 Yoshinari Hiramatsu Toyoda Gosei Co. 23
#34 Mikine Hayashi Toyoda Gosei Co. 23
#36 Masaaki Okuhara Toyoda Gosei Co. 21
#37 Keiji ASHITAKA Fujimi Incorporated 20
#38 Yuji Matsuzaki Toyoda Gosei Co. 19
#38 Masao Kamiya Toyoda Gosei Co. 19
#38 Atsushi Komura Denso 19
#38 Koji Tasumi Toyoda Gosei Co. 19
#42 Masashi Deguchi Toyoda Gosei Co. 18
#42 Takashi Sekiya Idemitsu Kosan Co. 18
#42 Takaki Niwa Toyoda Gosei Co. 18
#42 Norio Umemura Toyoda Gosei Co. 18
#42 Hiromitsu Takeuchi Toyoda Gosei Co. 18
#42 Takaki Fukuyama Toyoda Gosei Co. 18
#48 Koji Shibayama Toyoda Gosei Co. 17
#48 Toshihito YANAGISAWA Toyoda Gosei Co. 17
#48 Kosuke Kusaba Toyoda Gosei Co. 17