Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5422321 | Composition and process for making an engine valve | Thomas Whalen, Samuel S. Shinozaki, John R. Baer | 1995-06-06 |
WT
Walter Trela
Overall (All Time): #3,772,480 of 4,157,543Top 95%
1
Patents All Time