Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880031 | Heater and air conditioning control system | — | 1989-11-14 |
| 4681496 | Reusable and adjustable fastener for use with power tool applicator | — | 1987-07-21 |
| 4505001 | Surface cleaning device | — | 1985-03-19 |
| 4459718 | Fluid pressure operated reciprocating mechanism | Delbert C. Hewitt | 1984-07-17 |