Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454445 | Spark plug attachment | — | 1984-06-12 |
| 4444521 | Print medium advancing mechanism including print head retraction | Bruce W. Rickard | 1984-04-24 |
| 4290007 | High power and high voltage transistor control circuit | Robert C. Storar | 1981-09-15 |