Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7347077 | Method of manufacturing outer ring member for constant velocity joint | Yoshihisa Doi | 2008-03-25 |
| 4739644 | Process for forming internal gear profile cup-shaped member and apparatus therefor | Toshio Maki, Masao Kuramitsu | 1988-04-26 |