Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8430350 | Seat belt retractor | Koji Hiramatsu, Yasushi Kanamori, Masahiro Shiotani | 2013-04-30 |
| 7883044 | Seat belt retractor | Koji Hiramatsu, Yasushi Kanamori, Masahiro Shiotani | 2011-02-08 |