Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4660819 | Automatic restacking registration in a recirculating document handler | William R. Burger | 1987-04-28 |
| 4506978 | Document registration system | William R. Burger, Steve S. Counoupas | 1985-03-26 |