Issued Patents All Time
Showing 201–225 of 231 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4612473 | Incandescent lamp with dichroic trihedral corner reflectors | — | 1986-09-16 |
| 4608523 | Phase correction for series-resonant ballasts | — | 1986-08-26 |
| 4603281 | Electronic fluorescent lamp starter | — | 1986-07-29 |
| 4598232 | High-frequency lighting system | — | 1986-07-01 |
| 4593167 | Electronic microwave oven power supply | — | 1986-06-03 |
| 4591764 | Plug-in auxiliary tracks for track lighting systems | — | 1986-05-27 |
| RE32155 | High-efficiency tuned inverter circuit | — | 1986-05-20 |
| 4581562 | Extra-high-efficiency fluorescent lamp ballast | — | 1986-04-08 |
| 4563719 | Ballasts with built-in ground-fault protection | — | 1986-01-07 |
| 4554487 | Electronic fluorescent lamp ballast with overload protection | — | 1985-11-19 |
| 4538095 | Series-resonant electronic ballast circuit | — | 1985-08-27 |
| 4513364 | Thermally controllable variable frequency inverter | — | 1985-04-23 |
| 4507698 | Inverter-type ballast with ground-fault protection | — | 1985-03-26 |
| 4506318 | Inverter with controllable RMS output voltage magnitude | — | 1985-03-19 |
| RE31848 | Electronic assembly | — | 1985-03-12 |
| 4503363 | Electronic ballast circuit for fluorescent lamps | — | 1985-03-05 |
| 4502107 | Full-bridge electronic inverter circuit | — | 1985-02-26 |
| 4496878 | Screw-in fluorescent lamp | — | 1985-01-29 |
| RE31758 | High efficiency push-pull inverters | — | 1984-12-04 |
| 4463285 | DC Ballasting means for fluorescent lamps | — | 1984-07-31 |
| 4461980 | Protection circuit for series resonant electronic ballasts | — | 1984-07-24 |
| 4450510 | Incandescent-fluorescent compatible lighting products | — | 1984-05-22 |
| 4441087 | High efficiency inverter & ballast circuits | — | 1984-04-03 |
| 4430628 | High efficiency inverter and ballast circuits | — | 1984-02-07 |
| 4422015 | Electric insect trap power supply | — | 1983-12-20 |