Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6119310 | Hinge unit | Katsuya Imai | 2000-09-19 |
| 5937479 | Hinge | Shinichiro Koshikawa | 1999-08-17 |
| D356151 | Pulse monitor | Ichinosuke Ishii | 1995-03-07 |
| 5353899 | Damper mechanism | — | 1994-10-11 |
| 5274880 | Door closer | — | 1994-01-04 |
| 5211269 | Damper for a flapdoor using viscous fluid | — | 1993-05-18 |
| 5175891 | Device for fixing a toilet seat and a toilet lid | Yojiro Nakayama | 1993-01-05 |
| 5165507 | Damper for a flapdoor using viscous fluid | — | 1992-11-24 |
| D331020 | Pulse monitor | Ichinosuke Ishii | 1992-11-17 |
| D331021 | Pulse monitor | Ichinosuke Ishii | 1992-11-17 |
| 5143432 | Mechanism for controlling the travel of a structural member | Seiichiro Tamura | 1992-09-01 |
| 5135294 | Mechanism for controlling the travel of a structural member | Seiichiro Tamura | 1992-08-04 |
| 5111548 | Liquid check and closer | — | 1992-05-12 |
| 5109571 | Door hinge with movable and fixed cams | Yojiro Nakayama | 1992-05-05 |
| 5079797 | Cabinet lid stay | Tatsuya Hayakawa | 1992-01-14 |
| 5011029 | Coat lift hanger | Seiji Sugasawara, Ken Tsuneki, Yojiro Nakayama, Tatsuya Hayakawa, Seiichiro Tamura | 1991-04-30 |
| 4938322 | Multi-disc damper using viscous fluid | Seiji Sugasawara, Ken Tsuneki, Youjirou Nakayama, Tatsuya Hayakawa, Seiichiroh Tamura | 1990-07-03 |
| 4916693 | Digital time division multiplex system and method of controlling same | Masayoshi Shimada | 1990-04-10 |