Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6581969 | Buckle device | — | 2003-06-24 |
| 6343522 | Gear mechanism and webbing retractor | Seiji Hori, Tomonori Nagata, Keisuke Imai, Akira Sumiyashiki, Keiichi Kato +1 more | 2002-02-05 |
| 6089492 | Pretensioner for webbing retractor | Tomonori Nagata, Seiji Hori | 2000-07-18 |
| 5794978 | Return preventing device and buckle pull-out preventing device | — | 1998-08-18 |
| 5788025 | Reversing preventing device | Hideki Tanaka | 1998-08-04 |
| 5725249 | Preloader apparatus | Hideki Tanaka | 1998-03-10 |
| 5692805 | Preloader apparatus | Hideki Tanaka, Kenji Matsui | 1997-12-02 |
| 5538284 | Device for controlling acceleration sensor | Fuminori Teraoka, Hideki Tanaka | 1996-07-23 |
| 5386774 | Mechanical sensor | Toshimasa Yamamoto, Yasuho Kitazawa, Keiichi Katoh, Kenji Matsui | 1995-02-07 |
| 5052505 | Load cell | Kazufumi Naito, Hiroyuki Konishi, Noboru Kosugi | 1991-10-01 |
| 4951765 | Load detector circuit | Kazufumi Naito | 1990-08-28 |