Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4842435 | Adjustable document handle | Kent Thomas, Daniel R. Bullis, Jr. | 1989-06-27 | $512,000 |
| 4820073 | Document cartridge | Kent Thomas, Daniel R. Bullis, Jr. | 1989-04-11 | $171,000 |
| 4820074 | Universal center hook | Kent Thomas, Daniel R. Bullis, Jr. | 1989-04-11 | $171,000 |
| 4400672 | Relay mounting device | — | 1983-08-23 | |
| 4381431 | Hand set timer | Donald R. Ritzenthaler | 1983-04-26 |