Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cities › Chofu, JP

Chofu, JP All Time

3,153 patents  ·  517 inventors

Ranked #1,077 of 112,640 cities Top 1%

Chofu, JP ranks #1,077 worldwide for total patents filed all time, with 3,153 patents from 517 inventors. Leading employers of inventors based in Chofu, JP include Kabushiki Kaisha Toshiba, Mitsubishi Electric, Sony.

Showing 1–50 of 517 inventors

Rank Inventor Primary Company Patents
1 Takashi Nishimura Kabushiki Kaisha Toshiba 202
2 Kazuya Yamamoto Mitsubishi Electric 134
2 Kazuhiko Ueda Sony 134
#4 Atsushi Maeda Sanyo Electric Co. 84
#5 Takeshi Seto Seiko Epson 67
#6 Kentaro Tomioka Kabushiki Kaisha Toshiba 57
#7 Yushi Kato Kabushiki Kaisha Toshiba 45
#8 Nagao Hosono Canon 43
#9 Shinichi Matsubara Hitachi High-Technologies 42
#9 Minoru Matsuda Honda Motor Co. 42
#11 Hirofumi Nakano Mitsubishi Electric 40
#12 Shigeo Matsuzawa Kabushiki Kaisha Toshiba 39
#12 Yu NAGATA Toyota 39
#14 Masaki Okue Toyota 38
#14 Hideshi Yamada Sony 38
#16 Chikage Kubo Toyota 34
#17 Hajime Aoi Hitachi 32
#18 Masahiro Doi Hitachi Astemo 30
#18 Yusuke Yabe Olympus 30
#20 Masashi Ishikawa Canon 29
#20 Koichi Tashiro Olympus 29
#22 Tetsuo Sueda Canon 23
#22 Motohisa Miyawaki Subaru 23
#24 Tetsuro Sugiura Ebara 22
#24 Hideharu Yahata Hitachi 22
#26 Hitoshi Wakabayashi Nec 21
#26 Satoshi Kume Shikoku Kakoki Co. 21
#26 Makoto Okabe Rakuten Group 21
#26 Yusuke Kosaka Toyota 21
#30 Eihiro Sakaki Canon 19
#30 Kazuki Hyoudou Fujitsu Limited 19
#32 Kouichi Takeuchi Toyota 18
#32 Shigeki Takenouchi Konica Minolta 18
#34 Yoshitsugu Sone Japan Aerospace Exploration Agency 17
#34 Chuichi Sato Nsk 17
#34 Hidetoshi Ozaki Victor Company Of Japan 17
#34 Kiyofumi Ishikawa Banyu Pharmaceutical Co. 17
#34 Tsukushi Hara Sumitomo Electric Industries 17
#34 Yoshiyuki Ichihara Konica 17
#40 Hirotaka Kusukawa Nissan Motor Co. 16
#40 Shuichi Matsuzaki Hirose Electric Co. 16
#40 Takashi Shigeoka Tokyo Electron Limited 16
#43 Shigeo Sumino Hitachi 15
#43 Tomoaki Morijiri Kabushiki Kaisha Toshiba 15
#43 Toshio Miyoshi Neomax Co. 15
#43 Sho Okabe United Microelectronics 15
#47 Kanemasa Katsu Eisai 14
#47 Kosei Tamiya Olympus 14
#47 Junichi Akaike Kioritz 14
#47 Katsusuke Komuro Honda Motor Co. 14

Nearby-Ranked Cities

Firenze, IT3,164
Somers, NY3,162
Elmhurst, IL3,158
Katano, JP3,157
Highland Park, IL3,153
Weston, MA3,148
Weinheim, DE3,147
Marlboro, NJ3,147
Santa Fe, NM3,146