Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4538856 | Reclining angle adjustment device | Naoaki Katsumoto, Masanori Sakai | 1985-09-03 |
| 4504091 | Reclining angle adjustment device | — | 1985-03-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4538856 | Reclining angle adjustment device | Naoaki Katsumoto, Masanori Sakai | 1985-09-03 |
| 4504091 | Reclining angle adjustment device | — | 1985-03-12 |