Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337523 | Automated operation of silicon controlled rectifier switches using sensors such as Schmitt devices | — | 2002-01-08 |
| 4789907 | Video cassette recording and/or viewing vending system | John E. Swantek, III | 1988-12-06 |