Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4459532 | H-Switch start-up control for AC motor | Robert W. Sackett, Jan Sedivy | 1984-07-10 |
| 4459535 | H-Switch start-up control and frequency converter for variable speed AC motor | Robert W. Sackett, Jan Sedivy, Michael E. Taken | 1984-07-10 |
| 4458287 | Thermally protected semiconductor with accurate phase control | Stanley V. Jaskolski, Robert W. Lade, Gordon B. Spellman | 1984-07-03 |
| 4435750 | Rectified AC frequency converter | Robert W. Sackett, Jan Sedivy, Michael E. Taken | 1984-03-06 |
| 4431958 | Control apparatus for single phase AC induction motor | Jan Sedivy, Robert W. Sackett | 1984-02-14 |
| 4398205 | Gate turn-off device with high turn-off gain | Gordon B. Spellman, Stanley V. Jaskolski | 1983-08-09 |
| 4355322 | Integrated gate turn-off device having a vertical power transistor forming a regenerative loop with a lateral transistor | Gordon B. Spellman, Stanley V. Jaskolski | 1982-10-19 |
| 4323793 | Thyristor having widened region of temperature sensitivity with respect to breakover voltage | Stanley V. Jaskolski, Gordon B. Spellman, Robert W. Lade, Michael Joseph Schutten | 1982-04-06 |
| 4301508 | Digital processing system for time-of-day and demand meter display | John Aaron Anderson, Richard C. Born, Frank A. Knopf, Richard R. Sabroff, Donald L. Van Zeeland | 1981-11-17 |
| 4295058 | Radiant energy activated semiconductor switch | Robert W. Lade, Gordon B. Spellman, Stanley V. Jaskolski, James R. Jaeschke | 1981-10-13 |
| 4268846 | Integrated gate turn-off device with lateral regenerative portion and vertical non-regenerative power portion | Gordon B. Spellman, Stanley V. Jaskolski | 1981-05-19 |
| RE30514 | Thermally self-protected power switching semiconductor device | Roy Hyink, Stanley V. Jaskolski, Robert W. Lade, Gordon B. Spellman | 1981-02-10 |
| 4213067 | Integrated gate turn-off device with non-regenerative power portion and lateral regenerative portion having split emission path | Gordon B. Spellman, Stanley V. Jaskolski | 1980-07-15 |
| 4206646 | Transducer combining comparator or converter function with sensor function | Gordon B. Spellman, Stanley V. Jaskolski, Robert W. Lade | 1980-06-10 |
| 4185253 | Temperature sensitive relaxation oscillator | Robert W. Lade, Stanley V. Jaskolski, Gordon B. Spellman | 1980-01-22 |
| 4184126 | Temperature sensitive astable multivibrator | Stanley V. Jaskolski, Robert W. Lade, Gordon B. Spellman | 1980-01-15 |