Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Shizuoka, JP ranks #37 worldwide for total patents filed all time, with 51,216 patents from 6,644 inventors. Leading employers of inventors based in Shizuoka, JP include Yazaki, Canon, Semiconductor Energy Laboratory.

Showing 1–50 of 6,644 inventors

Rank Inventor Primary Company Patents
1 Takayoshi Endo Yazaki 275
2 Osamu Sato Canon 225
3 Kunihiko Suzuki Semiconductor Energy Laboratory 209
#4 Atsushi Toda Sony 194
#5 Takashi Matsui Canon 167
#6 Masaomi Sasaki Ricoh Company 163
#7 Sakai Yagi Yazaki 147
#8 Tomoyuki Ichikawa Koito Manufacturing Co. 144
#9 Yasuo Nakamura Semiconductor Energy Laboratory 141
#10 Wataru Ikeda Panasonic 139
#11 Jun Kitahara Saturn Licensing 137
#12 Tomoyuki Shimada Ricoh Company 135
#13 Hideyuki Kobayashi Nsk 118
#14 Koji Tanimoto Kabushiki Kaisha Toshiba 113
#15 Masahiro Tamura Ricoh Company 111
#15 Toshiaki Okabe Yazaki 111
#17 Noriyuki Takahashi Renesas Electronics 109
#18 Tomoyuki Igawa Chugai Pharmaceutical 108
#19 Kazukiyo Nagai Ricoh Company 107
#20 Hiroyuki Kawamura Fanuc 101
#21 Nobuhiro Nakamura Canon 100
#22 Manabu Yamamoto Dai Nippon Printing Co. 99
#23 Kazuhiro Yamauchi Canon 98
#23 Tetsuya KAMIMURA Fujifilm 98
#23 Hiroshi Adachi Ricoh Company 98
#26 Isao Yahata Toshiba Tec Kabushiki Kaisha 97
#27 Yasuhiro Yamaguchi Yazaki 96
#27 Noriaki Sato Canon 96
#29 Nobuyuki Sakamoto Yazaki 95
#29 Tohru Nakagawa Ntn 95
#31 Takao Murakami Yazaki 93
#31 Akio Uesugi Fujitsu Limited 93
#33 Junichi Watanabe Hitachi 92
#34 Kazumi Suzuki Ricoh Company 91
#34 Heizaburo Kato Sankyo Manufacturing Co. 91
#34 Tsutomu Ishida Canon 91
#37 Shinya Nakayama Ricoh Company 89
#37 Shinichi Kanna Fujifilm 89
#39 Makoto Mizutani Yamaha Motor 88
#39 Tetsuro Suzuki Ricoh Company 88
#41 Yoshikazu Watanabe Konica Minolta 86
#41 Hiroyuki Tsuchihashi Toshiba Tec Kabushiki Kaisha 86
#43 Yuji Yasuda Toyota 85
#44 Ikuo Ueda Fujisawa Pharmaceutical Co. 84
#44 Hideyuki Sato Sony 84
#46 Hidenori Sato Murakami 83
#46 Takeshi Kawabata Kabushiki Kaisha Toshiba 83
#46 Yoshihiko Suzuki Canon 83
#49 Minoru Ito Canon 82
#49 Ryo Miyakoshi Sanden 82