Company Filing History:

9 out of 1,770

Gte Products Corporation

patents

5 out of 605

Gte Sylvania Incorporated

Gte Products Corp. and Gte Laboratories, Inc.

patent

Years Active: 1978-2007

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7202649 - High frequency switch circuit (2007-04-10),

2. 7170321 - Gate drive circuit with negative offset (2007-01-30),

3. 5115160 - Easily encodable surface acoustic wave (SAW) security devices (1992-05-19),

4. 4980680 - Coded surface acoustical wave (saw) motor vehicle security device (1990-12-25),

5. 4931664 - Controller for coded surface acoustical wave (SAW) security system (1990-06-05),

6. 4802859 - Electrical connector (1989-02-07),

7. 4532456 - Output circuit for an electronic ballast system (1985-07-30),

8. 4525649 - Drive scheme for a plurality of flourescent lamps (1985-06-25),

9. 4396866 - Lamp filament drive scheme providing for control of filament voltages by (1983-08-02),

10. 4392085 - Direct drive ballast with delayed starting circuit (1983-07-05),

11. 4353010 - Transistor drive scheme for fluorscent lamp ballast (1982-10-05),

12. 4353009 - Dimming circuit for an electronic ballast (1982-10-05),

13. 4199710 - Ballast circuit for high intensity discharge (HID) lamps (1980-04-22),

14. 4188660 - Direct drive ballast circuit (1980-02-12),

15. 4158156 - Electron ballast apparatus for gaseous discharge lamps (1979-06-12),

Title: The Innovations of William C. Knoll

Introduction

William C. Knoll is a notable inventor based in Turbotville, Pennsylvania. He holds a remarkable portfolio of 17 patents, showcasing his contributions to the field of electronics and circuit design. His innovative spirit and technical expertise have led to the development of several significant inventions.

Latest Patents

Among his latest patents is a high-frequency switch circuit. This invention includes a pair of switches, inductors, and diodes, designed to control and coordinate the cycling of switches between ON and OFF states. The circuit is applicable to various configurations, including half-bridge and full-bridge arrangements. Another notable patent is a gate drive circuit capable of providing both positive and negative drive from a DC power supply. This circuit features multiple stages, including an isolator stage and a driver stage, ensuring effective voltage control for various switching devices.

Career Highlights

William C. Knoll has had a distinguished career, working with prominent companies such as GTE Products Corporation and GTE Sylvania Incorporated. His work in these organizations has allowed him to refine his skills and contribute to groundbreaking projects in the electronics industry.

Collaborations

Throughout his career, Knoll has collaborated with talented individuals, including David L. Bay and James R. McColl. These partnerships have fostered innovation and have been instrumental in the development of his patents.

Conclusion

William C. Knoll's contributions to the field of electronics through his patents and collaborations highlight his significant impact as an inventor. His work continues to influence the industry and inspire future innovations.

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For the Inventor, By the Inventor

William C Knoll

Company Filing History:

Years Active: 1978-2007