Company Filing History:
1 out of 1 
1 out of 833,002 Years Active: 1998-2010
Title: The Innovations of Paul A. Keleher
Introduction
Paul A. Keleher is an accomplished inventor based in Berlin, MA (US). He has made significant contributions to the field of electrical engineering, particularly in the development of devices for testing electrical power circuits. With a total of 2 patents to his name, Keleher's work reflects a commitment to enhancing safety and efficiency in electrical systems.
Latest Patents
Keleher's latest patents include a "Device and method for testing an electrical power branch circuit." This innovative device is designed to test circuits that include hot, neutral, and protective ground conductors carrying alternating current. It features circuitry that determines the total available short-circuit current and ground-fault current, applying necessary currents to the electrical power branch circuit based on these determinations.
Another notable patent is the "Circuit breaker tester." This device includes a first charging circuit for an RC shorting time control circuit. It utilizes a relay connected to probes on an active line, enabling the charging of the control circuit. When activated, the relay applies a short circuit across the active line, tripping the circuit breaker. A discharge circuit is also included to open the short circuit after a preset period, ensuring safe operation.
Career Highlights
Throughout his career, Keleher has worked with various companies, including Ko Instruments, Inc. His experience in the industry has allowed him to develop practical solutions that address common challenges in electrical testing and safety.
Collaborations
Keleher has collaborated with notable professionals in his field, including Charles D. O'Neal, III, and Robert K. Waite. These collaborations have contributed to the advancement of his inventions and the overall improvement of electrical testing methodologies.
Conclusion
Paul A. Keleher's contributions to electrical engineering through his innovative patents demonstrate his expertise and dedication to enhancing safety in electrical systems. His work continues to influence the industry and pave the way for future advancements.