Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772717 | Reciprocating piston internal combustion engine | Oleg Dachtchenko, Willi Gelse, Vadim Kutenev, Klaus Magg, Andrej Nikitin +4 more | 2004-08-10 |
YR
Yuri Romanchev
Overall (All Time): #3,486,429 of 4,157,543Top 85%
1
Patents All Time