Knoll; William C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Knoll; William C..The latest application filed is for "gaming device stand".
- Knoll; William C. - Turbotville PA
- Knoll; William C. - Livonia MI
- Knoll; William C. - Flanders NJ
| Patent | Date |
|---|---|
| High frequency switch circuit Grant 7,202,649 - Bird , et al. April 10, 2 | 2007-04-10 |
| Gaming device stand App 20070045960 - Knoll; William C. | 2007-03-01 |
| Gate drive circuit with negative offset Grant 7,170,321 - Bird , et al. January 30, 2 | 2007-01-30 |
| High frequency switch circuit App 20060044856 - Bird; Ross W. ; et al. | 2006-03-02 |
| Gate drive circuit with negative offset App 20060044046 - Bird; Ross W. ; et al. | 2006-03-02 |
| Coded surface acoustical wave (saw) motor vehicle security device Grant 4,980,680 - Knoll , et al. December 25, 1 | 1990-12-25 |
| Controller for coded surface acoustical wave (SAW) security system Grant 4,931,664 - Knoll June 5, 1 | 1990-06-05 |
| Direct drive ballast with delayed starting circuit Grant 4,392,085 - Knoll , et al. July 5, 1 | 1983-07-05 |
| Transistor drive scheme for fluorscent lamp ballast Grant 4,353,010 - Knoll , et al. October 5, 1 | 1982-10-05 |
| Dimming circuit for an electronic ballast Grant 4,353,009 - Knoll October 5, 1 | 1982-10-05 |
| Ballast circuit for high intensity discharge (HID) lamps Grant 4,199,710 - Knoll April 22, 1 | 1980-04-22 |
| Direct drive ballast circuit Grant 4,188,660 - Knoll February 12, 1 | 1980-02-12 |
| Inhibition of corrosive attack by sulfuric acid on carbon steel Grant 4,154,791 - Howells , et al. May 15, 1 | 1979-05-15 |
| Lamp ballast circuit Grant 4,127,795 - Knoll November 28, 1 | 1978-11-28 |
| High power factor conversion circuitry Grant 4,109,307 - Knoll August 22, 1 | 1978-08-22 |
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