Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9151371 | Ball screw device having tunnel raceway | — | 2015-10-06 |
| 7337689 | Ball screw mechanism, machining method for joint between nut and ball circulation piece, and electric power steering device | Yasuharu Yamamoto | 2008-03-04 |
| 5836573 | Clamping device | Takehiko Hayashi, Takaaki Hayashi, Takeshi Nishikayama | 1998-11-17 |