Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678249 | Electrical switch having flexible printed circuit connector cable | Charles E. Black, III | 1987-07-07 |
| 4517422 | Electrical switch having interlocked blower and air conditioner switch components for vehicles | Charles E. Black, III | 1985-05-14 |
| 4448390 | Vacuum control valve for automotive heating and airconditioning systems | Charles E. Black, III | 1984-05-15 |
| 4447688 | Push button switches having improved carriage, contactor and contact constructions | William J. Schaad, Charles E. Black, III | 1984-05-08 |
| 4412109 | Push button switches having contact structures to avoid detent action and to enhance break-before-make action | William J. Schaad, Charles E. Black, III | 1983-10-25 |
| 4392029 | Push button switch having latching spring arm molded on plastic casing | William J. Schaad, Charles E. Black, III | 1983-07-05 |
| 4305569 | Vacuum control valves | Andrew F. Raab | 1981-12-15 |
| 4251698 | Electrical and fluid control switches | Andrew F. Raab | 1981-02-17 |