Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4643078 | Fiber-reinforced lightweight alloy piston for an internal-combustion engine and associated method | — | 1987-02-17 |
| 4193749 | Screw blower | Shuichi Yamazaki | 1980-03-18 |
KB
Keisuki Ban
Overall (All Time): #2,340,925 of 4,157,543Top 60%
2
Patents All Time