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USPTO Patent Rankings Data through Dec 31, 2025
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Toshio Tetsuka — 67 Patents

Shimano: 65 patents #9 of 759Top 2%
MCMinebea Co.: 1 patents #400 of 736Top 55%
MMMinebea Mitsumi: 1 patents #239 of 442Top 55%
Kasai, JP: #39 of 5,842 inventorsTop 1%
Overall (All Time): #31,718 of 4,157,543Top 1%
67 Patents All Time
Toshio Tetsuka has been granted 67 US patents while listed as an inventor at Shimano. The first was granted in 2003 and the most recent in December 2025. Toshio Tetsuka ranks #31,718 of 4,157,543 US inventors in our database (top 0.76%). Patent records list Toshio Tetsuka in Kasai, JP.

Issued Patents All Time

Showing 1–25 of 67 patents

Patent #TitleCo-InventorsDate
12497131 Drive unit for human-powered vehicle, drive system for human-powered vehicle, and battery unit for human-powered vehicle Kento Mitsuyasu, Shinichi Noda 2025-12-16
12179881 Operating system for human-powered vehicle Taihei Nishihara, Eiji Mishima, Takuma Sakai, Takafumi Nishino, Takehiko Nakajima 2024-12-31
12097928 Control device for human-powered vehicle, control system for human-powered vehicle, and method for setting control state of control device Jumpei Nakamura, Kenta Kawakami, Nobuyuki Kakinoki, Taihei Nishihara, Kazuhiro Fujii +1 more 2024-09-24
12077244 Bicycle derailleur Tadashi Ichida, Hiroshi Matsumoto, Naoshi FUJITA 2024-09-03
11807338 Drive unit for human-powered vehicle and battery holding device of human-powered vehicle Tsuyoshi Kameda, Shinichiro Noda, Kento Mitsuyasu 2023-11-07
11554834 Operating system for human-powered vehicle Taihei Nishihara, Eiji Mishima, Takuma Sakai, Takafumi Nishino, Takehiko Nakajima 2023-01-17
11535339 Bicycle derailleur Tadashi Ichida, Hiroshi Matsumoto, Naoshi FUJITA 2022-12-27
11465712 Control apparatus, control system, and electric component for human-powered vehicle Kenta Kawakami, Mao Kuroda, Yoshiyuki Kasai 2022-10-11
11440611 Operating apparatus for human-powered vehicle Taihei Nishihara 2022-09-13
11407474 Operating device for human-powered vehicle Eiji Mishima, Takehiko Nakajima 2022-08-09
11407473 Operating device and assist driving system for human-powered vehicle Takafumi Nishino, Takehiko Nakajima 2022-08-09
11130545 Bicycle control device and bicycle suspension system including bicycle control device — 2021-09-28
RE48626 Bicycle input force processing apparatus — 2021-07-06
10505588 Bicycle component with wireless communication Tsuyoshi Miyake 2019-12-10
10479438 Bicycle brake and shift operating device — 2019-11-19
10475303 Bicycle electric device — 2019-11-12
10458868 Bicycle crank arm assembly Fumiaki Yoshida, Shintaro Mori, Toru Arai, Kui Li, Tomoaki Watanuki 2019-10-29
10435112 Bicycle drive train — 2019-10-08
10300984 Bicycle electrical unit for bicycle crank assembly — 2019-05-28
10300983 Operating assembly Mototsugu Nakai, Kohei Obuchi, Kentaro Kosaka, Takahiro Yamashita 2019-05-28
10269249 Bicycle notification device including attaching portion, transmitter and power generator — 2019-04-23
10000253 Bicycle crank assembly Takashi Furuya, Shintaro Mori 2018-06-19
9771128 Bicycle crank assembly Akinobu SUGIMOTO, Eigo Kuroiwa, Yusuke Nishimoto 2017-09-26
9771126 Bicycle crank assembly — 2017-09-26
9581508 Bicycle pedaling force detector Fumiaki Yoshida, Shintarou MORI 2017-02-28

Nearby-Ranked Inventors

Carl A. Rupp67
Makoto Ichikawa67
Bryan R. Nussbaum67
Hidenori Kawanishi67
Jun Shindo67
Tony M. Pearce67
Jason T. Sherman67
Takashi Ishihara67
Xiaoli Wang67