Mattas; Charles B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mattas; Charles B..The latest application filed is for "method of regulating power in a high-intensity-discharge lamp".
- Mattas; Charles B. - Glenview IL
- Mattas; Charles B. - Chicago IL
| Patent | Date |
|---|---|
| Method of regulating power in a high-intensity-discharge lamp Grant 6,798,153 - Mattas , et al. September 28, 2 | 2004-09-28 |
| Method of regulating power in a high-intensity-discharge lamp App 20030025463 - Mattas, Charles B. ; et al. | 2003-02-06 |
| Electronic ballast for operating lamps in parallel Grant 5,563,473 - Mattas , et al. October 8, 1 | 1996-10-08 |
| Lamp ballast circuit characterized by a single resonant frequency substantially greater than the fundamental frequency of the inverter output signal Grant 5,463,284 - Mattas October 31, 1 | 1995-10-31 |
| Lamp ballast with frequency modulated lamp frequency Grant 5,410,221 - Mattas , et al. April 25, 1 | 1995-04-25 |
| Arrangement for predicting failure in fluorescent lamp systems Grant 5,089,753 - Mattas February 18, 1 | 1992-02-18 |
| Switching arrangement for HID lamps Grant 4,958,107 - Mattas , et al. September 18, 1 | 1990-09-18 |
| Control Circuit For A Bidirectional Recorder Grant 3,647,989 - Mattas March 7, 1 | 1972-03-07 |
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