Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6169406 | Very low frequency high voltage sinusoidal electrical testing method, systems and apparatus | — | 2001-01-02 |
| 5844402 | In-line buck/boost voltage-regulation systems and apparatus | Arthur Molden, Oscar Tonello | 1998-12-01 |
| 4330818 | Variable voltage direct current power supply and motor speed control | — | 1982-05-18 |
| 4189672 | Variable transformer method and apparatus for preventing short-circuit current flow | — | 1980-02-19 |