Company Filing History:
Years Active: 1996-2003
Title: **Alfred Henry Barrett: Innovator in Electrical Engineering**
Introduction
Alfred Henry Barrett, based in Carmel, Indiana, is a distinguished inventor with an impressive portfolio of 13 patents. His innovations primarily focus on advancements in electrical engineering, particularly involving motor vehicle electrical systems and gate drive circuits.
Latest Patents
Barrett's recent inventions demonstrate his commitment to enhancing technology in practical applications. One of his notable patents is for an **Isolated Gate Drive Circuit Having a Switched Input Capacitor**. This invention features a refined gate drive circuit powered by a DC source voltage with an isolated output stage, showcasing a parallel-connected by-pass capacitor and a switched input capacitor circuit. This setup efficiently maintains a charge on the by-pass capacitor, driving the gate of a controlled MOS transistor while ensuring isolation from the source voltage. The circuit also offers variations including fully isolated embodiments and uni-directional isolation utilizing diodes.
Another of Barrett's latest inventions is the **Multi-Mode Converter for a Motor Vehicle Electrical System**. This enhanced system introduces a flexible topology DC-to-DC converter that adeptly connects an engine-driven alternator to various vehicle electrical loads at mode-dependent transfer ratios. It boasts multiple operational modes based on engine speed, including forward boost, forward unity, and forward buck modes. This enables efficient battery charging during low engine speeds and enhances alternator efficiency at various load conditions.
Career Highlights
Throughout his career, Barrett has contributed his expertise to esteemed companies such as Delco Electronics Corporation and Delphi Technologies, Inc. His work there has facilitated significant advancements in electrical systems and has highlighted his capacity for innovative problem-solving in the automotive sector.
Collaborations
Collaboration has been essential to Barrett's success. He has worked alongside notable colleagues, including Joel Franklin Downey and Richard F Rouser. Together, they have shared insights and expertise that have fostered the development of groundbreaking technologies in their field.
Conclusion
Alfred Henry Barrett's contributions to electrical engineering through his inventions have greatly impacted the automotive industry and beyond. With a total of 13 patents to his name, Barrett exemplifies the spirit of innovation and the pursuit of technological advancement, solidifying his legacy as a significant inventor in modern engineering.
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.