Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5276000 | Preparation for high activity, high density carbon | Edward D. Tolles | 1994-01-04 |
| 5238470 | Emission control device | Edward D. Tolles, Mitchell S. Dimitri | 1993-08-24 |
| 5204310 | High activity, high density activated carbon | Edward D. Tolles, Mitchell S. Dimitri | 1993-04-20 |
| 4824119 | Back spelling card game | — | 1989-04-25 |
| 4591016 | Brake system in a vehicle hybrid drive arrangement | — | 1986-05-27 |
| D280030 | Balanced light for drafting tables | — | 1985-08-06 |
| 4494177 | Articulated task lamp | — | 1985-01-15 |
| 4383375 | Drafting apparatus | Frank S. Avella | 1983-05-17 |