Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Somalomo, CM ranks #396 worldwide for total patents filed all time, with 7,963 patents from 1,329 inventors. Leading employers of inventors based in Somalomo, CM include Koito Manufacturing Co., Hitachi, Panasonic.

Showing 1–50 of 1,329 inventors

Rank Inventor Primary Company Patents
1 Masayasu Ito Koito Manufacturing Co. 152
2 Takao Arai Hitachi 138
3 Takuya Ishii Panasonic 114
#4 Yasuo Omori Autonetworks Technologies 100
#5 Tsutomu Sakata Panasonic 89
#6 Yoshihisa Kawamura Nissan Motor Co. 84
#7 Masashi Uchida Sony 71
#8 Yoshinao Kobayashi Sumitomo Wiring Systems 70
#9 Hiroyuki Nitta Hitachi 68
#9 Masato Yoshino Sumitomo Electric Industries 68
#11 Masanao Murata 62
#12 Hiroaki Sakamoto Nippon Steel 59
#13 Masaru Aoki Canon 53
#13 Tatsuya Sumida Sumitomo Wiring Systems 53
#15 Katsuaki Natori Kabushiki Kaisha Toshiba 52
#16 Yukinori Kita Sumitomo Wiring Systems 51
#17 Shuichi Kanagawa Sumitomo Chemical 47
#18 Satoru Nishide Sumitomo Wiring Systems 46
#19 Akira Kawai Nissan Motor Co. 43
#20 Tomoyuki Sakata Sumitomo Electric Industries 42
#20 Mitsuru Iida Panasonic 42
#22 Hiroshi Tateishi Ricoh Company 40
#22 Yoji Sato Toshiba Tec Kabushiki Kaisha 40
#24 Yoshihiro Uchiyama Hitachi 39
#25 Natsuhiko Mori Ntn 38
#26 Toshiyuki Iwamoto Toshiba Memory 36
#27 Tetsuya Kurimura Ntn 35
#28 Atsushi Kurita Sumitomo Wiring Systems 34
#28 Yasuhiko Shimizu Kabushiki Kaisha Toshiba 34
#30 Norio Mizutani Brother Kogyo 32
#31 Mitsukazu Kuze Panasonic 31
#32 Kinji Taguchi Sumitomo Electric Industries 30
#32 Atsushi Tokuda Semiconductor Energy Laboratory 30
#32 Susumu Okazaki Semiconductor Energy Laboratory 30
#32 Hidenori Shimizu Panasonic 30
#36 Tsuyoshi Nonaka Sumitomo Electric Industries 29
#36 Nobuyoshi Sato 29
#38 Makoto Fukamachi Sumitomo Wiring Systems 28
#38 Hiroshi Sakabe Kureha 28
#40 Hiroshi Nonoyama Denso 27
#40 Hayato Ooi Sumitomo Wiring Systems 27
#40 Satoru Fukuzawa Ntn 27
#40 Kenji Takasaki Mitsubishi Chemical 27
#40 Takao Yazaki Mitsubishi Petrochemical Company Limited 27
#45 Osamu Satou Hitachi 26
#46 Yoshiaki Yamano Sumitomo Wiring Systems 25
#46 Arinobu Nakamura Sumitomo Wiring Systems 25
#46 Masayasu Fujii Sumitomo Wiring Systems 25
#49 Hidenobu Mikami Ntn 23
#49 Yasushi Saitoh Sumitomo Electric Industries 23