Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8117937 | Automobile door-lock drive device | Norio Konomoto, Akira Muramatsu, Kazutaka Kojima, Yukinobu Kunimatsu | 2012-02-21 |
| 7815231 | Door lock device for automotive | Makoto Suzumura, Akira Muramatsu, Kazutaka Kojima | 2010-10-19 |
| 7559586 | Door lock apparatus for a vehicle | Katsutoshi Fukunaga, Makoto Suzumura, Akira Muramatsu, Sigeru Tanabe, Yukinobu Kunimatsu | 2009-07-14 |