Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11965582 | Worm reducer and electric assist device | Ryou Oosawa, Satoshi Ishikuri, Souta MATSUMOTO, Toru Ishii, Hiroyuki Sugawara | 2024-04-23 |
| 11168761 | Worm wheel, worm reduction gear, and method for producing worm wheel | Takeshi Yamamoto, Kaname Yasuda, Tomohiro Arai, Junichi Takano, Kazuki Hotta | 2021-11-09 |
| 11047466 | Worm wheel, worm decelerator, and method for producing worm wheel | Takeshi Yamamoto, Kaname Yasuda, Tomohiro Arai, Junichi Takano, Kazuki Hotta | 2021-06-29 |
| 11041544 | Worm wheel and worm speed reducer | Takeshi Yamamoto, Kaname Yasuda, Tomohiro Arai, Junichi Takano, Kazuki Hotta | 2021-06-22 |
| 10920163 | Grease composition for lubricating resins and electric power steering device | Iwaki Hirooka, Takeshi Yamamoto, Michita Hokao | 2021-02-16 |
| 9707992 | Worm wheel and electric power steering apparatus | Takeshi Yamamoto, Fumiaki Mitsuhashi, Kentaro Ogi | 2017-07-18 |
| 9663138 | Worm wheel and electric power steering apparatus | Takeshi Yamamoto, Fumiaki Mitsuhashi | 2017-05-30 |
| 9616917 | Worm wheel and electric power steering apparatus | Takeshi Yamamoto, Fumiaki Mitsuhashi | 2017-04-11 |
| 9550516 | Worm wheel and electric power steering apparatus | Takeshi Yamamoto, Fumiaki Mitsuhashi | 2017-01-24 |
| 9387873 | Power assist apparatus | Takeshi Murakami | 2016-07-12 |