Issued Patents All Time
Showing 1–25 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398765 | Positive clutch | Masahiko Yamauchi | 2025-08-26 |
| 12305722 | Cam clutch | Tsubasa Sugiya, Eiichi Nakagawa, Akihiro Fukuda, Hiroyuki Kamihigashi | 2025-05-20 |
| 12196276 | Selectable clutch | — | 2025-01-14 |
| 12104663 | Positive clutch | — | 2024-10-01 |
| 12055189 | Positive clutch | — | 2024-08-06 |
| 11982324 | Cam clutch unit | Akira Morita, Hirokazu Tsuneda | 2024-05-14 |
| 11913503 | Cam clutch | Eiichi Nakagawa, Tsubasa Sugiya | 2024-02-27 |
| 11846329 | Cam clutch | Tsubasa Sugiya, Eiichi Nakagawa | 2023-12-19 |
| 11767891 | Cam clutch unit | Akihiro Fukuda, Hirokazu Tsuneda | 2023-09-26 |
| 11761496 | Cam clutch | Tsubasa Sugiya, Eiichi Nakagawa | 2023-09-19 |
| 11585414 | Chain drive mechanism | Takahiro Kadono | 2023-02-21 |
| 11499620 | Sprocket and drive mechanism | Yudai Takagi, Yuki MIZUNO | 2022-11-15 |
| 11493120 | Sprocket and drive mechanism | — | 2022-11-08 |
| 11493114 | Chain guide | Kaori Mori | 2022-11-08 |
| 11448292 | Tensioner | Yuichiro Ishikawa, Osamu Yoshida, Masanori Watanabe | 2022-09-20 |
| 11402009 | Sprocket | Kaori Mori | 2022-08-02 |
| 11320027 | Tensioner | — | 2022-05-03 |
| 11248682 | Tensioner lever | Hiroshi Hashimoto, Kaori Mori | 2022-02-15 |
| 11231092 | Chain guide | Yoshitaka Iwasaki, Kaori Mori | 2022-01-25 |
| 11198173 | Rotating member and forming method thereof | Yudai Takagi | 2021-12-14 |
| 11181179 | Sprocket and drive mechanism | Kazuyuki Ebinuma, Tsuyoshi Kabai | 2021-11-23 |
| 11143100 | Tensioner | Yoshitaka Iwasaki, Masanori Watanabe, Osamu Yoshida, Yuichiro Ishikawa | 2021-10-12 |
| 11125304 | Tensioner | Masanori Watanabe, Yudai Takagi | 2021-09-21 |
| 11028908 | Tensioner and relief valve unit | Masanori Watanabe | 2021-06-08 |
| 11009114 | Sprocket and transmission mechanism | Tsuyoshi Kabai, Kazuyuki Ebinuma | 2021-05-18 |