Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6343579 | Decompression system for engine | Masaki Takegami | 2002-02-05 |
| 6216659 | Engine cylinder head | Masaki Takegami | 2001-04-17 |
SY
Susumu Yasuyama
Overall (All Time): #2,210,000 of 4,157,543Top 55%
2
Patents All Time