Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455604 | Ink jet printer architecture and method | Ronald L. Adams, Charles L. Bradford, Edward F. Burke, Eldon P. Hoffman, Rodney B. Gilbert +1 more | 1995-10-03 |
| 5227809 | Automatic print head spacing mechanism for ink jet printer | Clayton W. Carpenter, David W. Hanks, Donald B. MacLane | 1993-07-13 |
| 5067705 | Printer sheet feed apparatus with single driver | Eldon P. Hoffman, Paul D. Bakke | 1991-11-26 |
| 4943045 | Printer sheet feed system | Eldon P. Hoffman, Paul D. Bakke | 1990-07-24 |
| 4425046 | Ribbon cassette and sensor assembly | Terry L. Branson | 1984-01-10 |
| 4383775 | Ribbon shield | Kenneth L. Trammell | 1983-05-17 |
| 4344715 | Means for attaching a tractor drive assembly to a platen | Russel E. Yarp | 1982-08-17 |
| 4239405 | Form aligning knob | James E. Young | 1980-12-16 |
| 4229114 | Mechanism for operator-replaceable printhead | — | 1980-10-21 |