Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857826 | Tester system for electrical power circuits terminated at an outlet plug receptacle | — | 1989-08-15 |
| 4664218 | Safety back-up system for vehicles | Leonard R. Dearth | 1987-05-12 |