Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12253170 | Tensioner | — | 2025-03-18 |
| 12196334 | Check valve unit | Shogo Matsushita | 2025-01-14 |
| 12188559 | Chain tensioner | — | 2025-01-07 |
| 12140227 | Tensioner | — | 2024-11-12 |
| 11708881 | Tensioner | Haruhisa Ohta, Osamu Yoshida | 2023-07-25 |
| 11448292 | Tensioner | Osamu Yoshida, Yuji Kurematsu, Masanori Watanabe | 2022-09-20 |
| 11427281 | Human-powered vehicle component | — | 2022-08-30 |
| 11143100 | Tensioner | Yoshitaka Iwasaki, Masanori Watanabe, Osamu Yoshida, Yuji Kurematsu | 2021-10-12 |
| 11070252 | Circuit module, bicycle electric component, and communication system | Fumihide Numata, Takafumi Suzuki, Mao Kuroda | 2021-07-20 |
| 10974604 | Bicycle power supply system | Tetsuya KITANI, Kento Mitsuyasu | 2021-04-13 |
| 10638741 | Braking device for dual-bearing reel | Hiroyuki Kitano | 2020-05-05 |
| 10597106 | Bicycle display device | Hiroaki Takeshita, Takashi Komemushi, Kazuhiro Fujii, Satoshi Shahana, Hiroyuki Miyoshi | 2020-03-24 |
| 10477848 | Spool brake device | Hiroki Ogose, Akira Niitsuma | 2019-11-19 |
| 10426152 | Spool brake device | Hiroki Ogose, Akira Niitsuma | 2019-10-01 |
| 10159234 | Fishing reel | Fumihide Numata, Norikazu Taki, Akira Niitsuma | 2018-12-25 |
| 10130085 | Spool brake device for dual-bearing reel | Akira Niitsuma | 2018-11-20 |
| 10117424 | Spool brake device for dual-bearing reel | Takashi Komemushi, Akira Niitsuma | 2018-11-06 |
| 10077824 | Tensioner | Kohei Kunimatsu | 2018-09-18 |
| 10039272 | Spool brake device for dual-bearing reel | Takashi Komemushi, Akira Niitsuma | 2018-08-07 |
| 9568071 | Chain guide | Masahiko Konno, Yuji Kurematsu | 2017-02-14 |
| 9534671 | Chain guide | Yuji Kurematsu | 2017-01-03 |
| 9523413 | Chain tensioner | Yuji Kurematsu | 2016-12-20 |