Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4955198 | Clutch booster | Hirohisa Hara | 1990-09-11 |
| 4825982 | Exhaust brake system | Yuzi Wachi | 1989-05-02 |
| 4773440 | Exhaust gas brake system | Yuji Wachi | 1988-09-27 |
| 4764189 | Air dryer apparatus for use with pneumatic operative device | Yuzi Wachi | 1988-08-16 |
| 4713094 | Air drier apparatus | Yuji Wachi | 1987-12-15 |
| 4316529 | Brake booster | Tokio Kurita, Kei Nakasu | 1982-02-23 |