Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5521566 | High amperage solenoid structure | Richard M. Heiden, Allen L. Handy | 1996-05-28 |
| 5021760 | Solenoid switch contact and mounting assembly | Allen L. Handy, John G. Lawton | 1991-06-04 |
| 4975549 | Multiple terminal switch apparatus | Allen L. Handy, John G. Lawton | 1990-12-04 |
| 4953420 | Key lock apparatus | John G. Lawton, Allen L. Handy | 1990-09-04 |
| 4521758 | Electric solenoid structure | — | 1985-06-04 |
| 4425610 | Adjustable height lighting fixture with swivel mounted lamp assembly | Thomas G. Volk | 1984-01-10 |
| 4424555 | Concealable lighting fixture | Ronald H. Krubsack, Jerome Caruso | 1984-01-03 |