Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4983064 | Metal ceramic fitting assembly | Yasunobu Kawaguchi, Tatsuo Ichinokawa | 1991-01-08 |
| 4747722 | Metal-ceramic fitting assembly | Yasunobu Kawaguchi, Tatsuo Ichinokawa | 1988-05-31 |
| 4495790 | Method for manufacturing valve guide for a hydraulic damper | Akio Goto | 1985-01-29 |
| 4442926 | Simplified hydraulic damper | — | 1984-04-17 |
| 4347219 | Catalytic converter for exhaust-gas cleaning use and method of assembling same | Yutaka Noritake, Ikuo Kajitani, Sakuji Arai | 1982-08-31 |