Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11965548 | Drive shaft and method of producing drive shaft | Takahiro Ueda, Masafumi Yamamoto, Masaru Suzuki | 2024-04-23 |
| 11428271 | Rotational driving force transmission mechanism | Taisuke Sakakibara, Junichi Suto | 2022-08-30 |
| 11077709 | Drive shaft and method for producing drive shaft | Naoto Shibata, Ko Sugai, Masafumi Yamamoto, Takafumi Murakami, Kazuya Kumei +2 more | 2021-08-03 |
| 10480586 | Constant velocity joint and manufacturing method therefor | — | 2019-11-19 |
| 10247248 | Drive shaft and manufacturing method therefor | — | 2019-04-02 |
| 7767044 | Method for heat-treating steel material | Hiroaki Yoshida, Shigekazu Ito | 2010-08-03 |
| 7093526 | Forming die apparatus | Shoichi Ando, Hiroshi Ono, Tadashi Kobayashi, Fumio Fukuda, Eiki Matsuura | 2006-08-22 |