Location History:
- Liverpool, NY (US) (1976 - 1982)
- Clifton Park, NY (US) (1987 - 1996)
Company Filing History:
16 out of 51,873 
3 out of 3,523 
2 out of 43 Years Active: 1976-1996
Title: Innovations and Contributions of Donald L. Watrous
Introduction
Donald L. Watrous, based in Clifton Park, NY, is a renowned inventor with a commendable record of 21 patents to his name. His work primarily encompasses advancements in electrical engineering, focusing on innovative circuit designs and semiconductor packaging methods.
Latest Patents
Among his latest patents, the "Voltage Clamp Circuit and Method" stands out. This invention is an active clamp circuit designed for controlling over-voltage and surge conditions in electrical circuits. The active clamp utilizes a varistor, which is activated by a high power switch when a surge condition is detected. Notably, the inclusion of a MOS Controlled Thyristor (MCT) allows the circuit to endure high di/dt and surge current while providing gated control of the switch in both on and off states.
Additionally, Watrous has developed a "Package for Parallel Subelement Semiconductor Devices." This invention addresses packaging methods for semiconductor devices that incorporate multiple subelements, enhancing device manufacturing yield. Each subelement is contacted separately through the package lid, which facilitates electrical connections. While tabs for operative subelements can be connected externally, inoperative subelements may remain unconnected or covered, preventing unintended electrical connections.
Career Highlights
Throughout his career, Watrous has contributed to major companies including General Electric Company and Harris Corporation. His tenure in these organizations has allowed him to influence the field of electrical engineering significantly.
Collaborations
Watrous has collaborated with notable professionals, including Victor A. Temple and Homer H. Glascock, II. Their combined expertise has led to advancements in their respective domains and has contributed to the innovative landscape of technology.
Conclusion
Donald L. Watrous exemplifies the spirit of innovation within the field of electrical engineering. With 21 patents and a career spanning significant contributions to esteemed companies, his inventions continue to influence modern technological advancements. His work serves as an inspiration for future inventors aiming to push the boundaries of what is possible in electrical circuit design and semiconductor technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.