Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5588401 | Spark ignition internal-combustion engine | Hisashi Yokotaki | 1996-12-31 |
YM
Yakihiro Matsumoto
Overall (All Time): #3,760,546 of 4,157,543Top 95%
1
Patents All Time