Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8117937 | Automobile door-lock drive device | Norio Konomoto, Akira Muramatsu, Kazuhisa Hidaka, Yukinobu Kunimatsu | 2012-02-21 |
| 7815231 | Door lock device for automotive | Makoto Suzumura, Akira Muramatsu, Kazuhisa Hidaka | 2010-10-19 |