Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4478618 | Diesel exhaust particulate trap with plural filter tubes | Kenneth B. Bly, Ernest T. Martyniuk | 1984-10-23 |
EC
Edward J. Chmiel
Overall (All Time): #4,042,945 of 4,157,543Top 100%
1
Patents All Time