Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354378 | Knock detecting device | Katsunori Oshiage | 1982-10-19 |
NM
Nobuji Manaka
Overall (All Time): #4,077,175 of 4,157,543Top 100%
1
Patents All Time