Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| T105201 | Document detector | Henry Wellington Simpson | 1985-03-05 |
| 4466731 | Electrophotographic machine with high density toner concentration control | James R. Champion | 1984-08-21 |
| 4372672 | Self-triggering quality control sensor | — | 1983-02-08 |