Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5685567 | Seat belt tightening device | Mutsumasa Koujiya, Kazuyoshi Isaji, Shinichi Iwai | 1997-11-11 |
| 5651564 | Seat belt tensioning device | Kazuyoshi Isaji, Mutsumasa Koujiya, Shinichi Iwai, Toshihiro Takei | 1997-07-29 |