Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331821 | Gear and steering device | Naofumi KAWAMURA, Hiroaki Suzuki, Tetsuya EBISU, Tomonori Sugiura, Kosuke Ito +7 more | 2025-06-17 |
| 12280818 | Steering column device | Naofumi KAWAMURA, Hiroaki Suzuki, Tetsuya EBISU, Tomonori Sugiura, Kosuke Ito +4 more | 2025-04-22 |
| 8108983 | Method of manufacturing a rotary motor | Kazuyuki Yamamoto, Koichi Tao | 2012-02-07 |
| 7859162 | Armature of rotary motor, rotary motor and manufacturing method thereof | Kazuyuki Yamamoto, Koichi Tao | 2010-12-28 |