Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4735401 | Switching valve device in an air suspension | Shuuichi Buma | 1988-04-05 |
| 4712775 | Construction of control valve for air suspension | Shuuichi Buma | 1987-12-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4735401 | Switching valve device in an air suspension | Shuuichi Buma | 1988-04-05 |
| 4712775 | Construction of control valve for air suspension | Shuuichi Buma | 1987-12-15 |