Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D478123 | Shirt-shaped wall calendar | — | 2003-08-05 |
| 4525669 | Power measurement in an electrical distribution system having three or more wires | Philip M. Holberton, Bruce Randall | 1985-06-25 |
| 4486707 | Gain switching device with reduced error for watt meter | Bruce Randall | 1984-12-04 |
| 4321531 | Direction sensitive pulse initiator for a wattmeter | — | 1982-03-23 |