Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Nisshin, JP ranks #589 worldwide for total patents filed all time, with 5,773 patents from 560 inventors. Leading employers of inventors based in Nisshin, JP include Mitsui Toatsu Chemicals, Incorporated, Toyota, Nec.

Showing 1–50 of 560 inventors

Rank Inventor Primary Company Patents
1 Akihiro Yamaguchi Mitsui Toatsu Chemicals, Incorporated 256
2 Kenichi Yamada Toyota 135
3 Takeshi Inoue Nec 133
#4 Yoshihiro Hori Sanyo Electric Co. 90
#5 Toshihiro Takagi Funai Electric Co. 86
#6 Takahiko Yoshida Denso 84
#6 Yukihiko Ideshio Toyota 84
#8 Takashi Okawa Mitsubishi Gas Chemical Company 81
#9 Tsuyoshi Kaneko Seiko Epson 76
#10 Takeshi Miura Morpho 74
#11 Isao Nakajima Hitachi Koki Co. 69
#11 Atsushi Okubo Sony 69
#13 Koji Doi Japan Display 67
#14 Mitsuyasu Matsuura Denso 65
#15 Zenichiro Mashiki Toyota 61
#16 Takeshi Iwai Tokyo Ohka Kogyo Co. 60
#17 Shingo Iwasaki Pioneer Electronic 59
#18 Takashi Miki Brother Kogyo 58
#18 Masakazu Ikeda Denso 58
#18 Hideo Yamada Yamaha 58
#21 Hiroaki Yuasa Toyota 56
#21 Koji Takahata Toyota 56
#23 Naohiro Yoshida Toyota 50
#24 Jun Iisaka Fuji 49
#25 Yusuke Miyamoto Canon 45
#25 Hideaki Iida Toyota 45
#27 Takuya Ishibashi Toyota 44
#28 Akira Miyamoto Mitsubishi Gas Chemical Company 43
#28 Shuhei Oe Denso 43
#28 Taiga Goto Hitachi Medical 43
#28 Tatsuji Nagaoka Denso 43
#32 Shin Miyata Toyota 42
#33 Tomohiro Nezuka Denso 41
#33 Seiji Iyasu Denso 41
#35 Shinichi Takeuchi Toyota 40
#35 Takahiro Miyao Brother Kogyo 40
#35 Yunie Izumi Ngk Insulators 40
#38 Tomohiro Asami Toyota 37
#39 Shinichi Hoshi Denso 35
#39 Yoshitaka Kato Murata Manufacturing Co. 35
#39 Masatoshi Hayashi Toyota 35
#42 Yosuke Kimura Honda Motor Co. 33
#42 Takaaki Sakai Stanley Electric Co. 33
#44 Yusuke Nishida Funai Electric Co. 32
#45 Satoshi Kawashima Minebea Co. 31
#45 Hiroaki Kiyokami Toyota 31
#47 Yoshikazu Shinpo Toyota 30
#47 Takahiko Tsutsumi Toyota 30
#47 Yuki Aoki Toyota 30
#50 Shigeki Otsuka Denso 29