Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6131685 | Power train supporting apparatus | Sunao Sakamoto, Yoshio Shirai | 2000-10-17 |
| 5125701 | Child protecting mechanism in door lock apparatus | Shigeru Hayakawa | 1992-06-30 |
| 5052731 | Child protecting mechanism in door lock apparatus | Shigeru Hayakawa, Yoshihiro Shimizu, Ryoichi Fukumoto | 1991-10-01 |
| 4787114 | Wiper driving system for vehicle | — | 1988-11-29 |