Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5937641 | Catalytic converter for exhaust gases having a high surface area catalytic core element | Donald W. Graham, Samual R. Hollingsworth, Jr., Robert D. Burns, Michael D. Mitchell | 1999-08-17 |