Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694893 | Outward opening valve system for an engine | Anthony K. Chan, Dennis D. Feucht, Steven F. Meister | 1997-12-09 |
GK
Gregory J. Kaufman
Overall (All Time): #3,731,168 of 4,157,543Top 90%
1
Patents All Time