Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816956 | Stray voltage reduction apparatus | Claude M. Hertz | 1989-03-28 |
| 4741084 | Conversion of mechanical punch presses to hydraulic punch presses | — | 1988-05-03 |
| 4697132 | Reduction of voltage drop in power distribution systems and of loss of motor torque | Claude M. Hertz | 1987-09-29 |
| 4297551 | Electrical transfer switch | — | 1981-10-27 |
| 4249237 | Rotary phase converter | Claude M. Hertz | 1981-02-03 |