Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807931 | Air-controlled lumbar support device | Keiichi Ishida | 1989-02-28 |
| 4651854 | Spring coupler brake | — | 1987-03-24 |
| 4614257 | Spring coupler apparatus | Yukifumi Yamada | 1986-09-30 |
| 4529159 | Seat structure for an automotive vehicle | Takami Terada | 1985-07-16 |
| 4451887 | System for controlling a door and driver's seat of vehicle | Nobuyasu Suzumura, Naofumi Fujie | 1984-05-29 |
| 4404632 | Attitude control system for driver's seat | Naofumi Fujie | 1983-09-13 |