Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640769 | Method for producing a cage of the ball bearing | Akira Suzuki, Magozou Hamamoto, Kazuo Akagami, Michiharu Naka, Masahiro Takahashi +4 more | 1997-06-24 |
| 5603576 | Method for manufacturing balls for bearing and products thereby | Kiyoshi Hirakawa, Akira Suzuki, Katsunori Yanase, Minoru Kohari, Eiichi Takahashi +1 more | 1997-02-18 |