Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883320 | Seat structure | Satoshi Izumida | 1989-11-28 |
| 4834458 | Seat cushion structure | Satoshi Izumida, Masaru Kurita, Yasuo Tanaka | 1989-05-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883320 | Seat structure | Satoshi Izumida | 1989-11-28 |
| 4834458 | Seat cushion structure | Satoshi Izumida, Masaru Kurita, Yasuo Tanaka | 1989-05-30 |