Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882646 | Protective grounding and referencing arrangement for high voltage bulk supply | — | 1989-11-21 |
| 4694241 | Transformer tap changer | — | 1987-09-15 |
| 4569009 | Switching regulator having a selectable gain amplifier for providing a selectively alterable output voltage | — | 1986-02-04 |
| 4521692 | Motor generator shutdown circuit for extended ridethrough | John R. Nowell | 1985-06-04 |
| 4506256 | Annunciator control circuit | John R. Nowell | 1985-03-19 |
| 4491954 | Electronic score-keeper for table tennis | — | 1985-01-01 |
| 4443709 | Frequency responsive system power sequencer | John R. Nowell | 1984-04-17 |
| 4298924 | Switching regulator circuit with phase shift subtraction | — | 1981-11-03 |
| 4228553 | Storage and dispensing apparatus for swimming pool vacuum hose | — | 1980-10-21 |