Issued Patents All Time
Showing 25 most recent of 97 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429111 | Bicycle chain | Tsuyoshi Fukumori | 2025-09-30 |
| 12351272 | Bracket apparatus | Hiroshi Fujita, Shota SUYAMA, Yusuke Oda | 2025-07-08 |
| 12275491 | Bicycle motor unit and bicycle derailleur | Satoshi Fujii, Shota SUYAMA, Takeshi Ueda, Mitsuo Hashimoto, Ken KAMIISHI | 2025-04-15 |
| 12179882 | Rear sprocket assembly and lock device | Hiroshi Fujita | 2024-12-31 |
| 12145693 | Bicycle derailleur | Shota SUYAMA, Dai YOKOZAWA | 2024-11-19 |
| 12071199 | Control device for human-powered vehicle and power transmission system | Satoshi Shahana, Hayato Shimazu, Mitsuhiko Kawasaki | 2024-08-27 |
| 11958568 | Motor unit and derailleur | Shota SUYAMA, Yuta Mizutani | 2024-04-16 |
| 11939027 | Bicycle pedal | Akira Inoue, Tatsuya Watanabe | 2024-03-26 |
| 11858588 | Rear sprocket assembly and lock device | Hiroshi Fujita | 2024-01-02 |
| 11858587 | Bicycle pedal | Akira Inoue, Tatsuya Watanabe | 2024-01-02 |
| 11840313 | Control device for human-powered vehicle and power transmission system | Satoshi Shahana, Hayato Shimazu, Mitsuhiko Kawasaki | 2023-12-12 |
| 11840312 | Control device for human-powered vehicle and power transmission system | Satoshi Shahana, Hayato Shimazu, Mitsuhiko Kawasaki | 2023-12-12 |
| 11655003 | Bicycle rear sprocket assembly | Hiroshi Fujita, Fumiaki Yoshida | 2023-05-23 |
| 11623713 | Control device for human-powered vehicle and power transmission system | Satoshi Shahana, Hayato Shimazu, Mitsuhiko Kawasaki | 2023-04-11 |
| 11603166 | Rear sprocket assembly and lock device | Hiroshi Fujita | 2023-03-14 |
| 11338887 | Bicycle rear sprocket | Yasufumi Fukunaga, Kohei Hokai | 2022-05-24 |
| 11338886 | Bicycle multiple sprocket and bicycle sprocket | Yasufumi Fukunaga | 2022-05-24 |
| 11319021 | Bicycle rear derailleur | Shouta Suyama, Kenta Nakamura | 2022-05-03 |
| 11292555 | Bicycle sprocket | Kenichi Akanishi, Shingo Shiraishi | 2022-04-05 |
| 11078987 | Bicycle chain | Tsuyoshi Fukumori | 2021-08-03 |
| 10982733 | Bicycle-chain outer link plate and bicycle chain | Kenichi Akanishi, Yuta Mizutani | 2021-04-20 |
| 10940916 | Bicycle rear sprocket, bicycle rear sprocket assembly, and bicycle drive train | — | 2021-03-09 |
| 10926836 | Bicycle rear sprocket assembly | Hiroshi Fujita, Yasufumi Fukunaga, Tsuyoshi Fukumori | 2021-02-23 |
| 10889353 | Bicycle rear sprocket assembly | Hiroshi Fujita, Fumiaki Yoshida | 2021-01-12 |
| 10830329 | Bicycle sprocket | Yuki Hirose, Shingo Shiraishi, Kenichi Akanishi | 2020-11-10 |