Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D281509 | Typewriter | — | 1985-11-26 |
| D277968 | Typewriter | — | 1985-03-12 |
| D271024 | Typewriter | — | 1983-10-18 |
| D270070 | Typewriter | Bruce A. Claxton | 1983-08-09 |
| D268846 | Control knob for an office machine | — | 1983-05-03 |
| D267254 | Control knob for office machines | — | 1982-12-14 |
| D266674 | Typewriter | — | 1982-10-26 |