Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7424817 | Method of working recessed portion in headrest stay and press apparatus for working recessed portion in headrest stay | Hiyoshi Ishikawa | 2008-09-16 |
| 6938324 | Method of manufacturing a stator core | Hiromichi Koshiishi, Tomiya Ogata, Hideo Hasegawa | 2005-09-06 |