Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4702222 | Ignition system for multi-cylinder 4 cycle engine | Kosuke Imoto | 1987-10-27 |
KK
Kazutoshi Koyama
Overall (All Time): #3,984,271 of 4,157,543Top 100%
1
Patents All Time