Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214271 | Method of determining detector lifetime using a stepped resistor network | Richard Rogers, Larry D. Turvy, Jr., Richard E. Loughman | 1993-05-25 |
| 5187374 | Optical paper sensing method and apparatus having light source and detector moveable in pivotal relation | Richard Rogers, Larry D. Turvy, Jr., Richard E. Loughman | 1993-02-16 |
| 5017033 | Method of producing a printer which facilitates clearing a jammed document | Thomas Hermann | 1991-05-21 |