This inventor holds 2 USPTO granted patents. Top assignee: Mitel Corporation. Active years: 1979-1982.
Location History:
- Richmond, CA (1979)
- Kanata, CA (1982)
Company Filing History:
Years Active: 1979-1982
Title: The Innovations of Robert A. Durance
Introduction
Robert A. Durance is a notable inventor based in Richmond, California. He has made significant contributions to the field of telecommunications, holding a total of 2 patents. His work focuses on enhancing communication systems and improving user experience.
Latest Patents
Durance's latest patents include a "Telephone Call Denial System" and a "Junctor Checking System." The Telephone Call Denial System is designed to identify a telephone subscriber's line from a group, denying access to a trunk if the subscriber dials predetermined digits. This system allows for the identification of subscribers who should not be denied access by applying a tracer signal to the seized trunk, eliminating the need for specially modified telephone sets and lines. The Junctor Checking System is an innovative solution for electronic PABX systems, utilizing a microprocessor to check the potential of the junctor. It includes a voltage level sensing circuit connected to the junctor, which assesses the impedance to ground against expected thresholds. If the junctor is found faulty, a different idle junctor is selected, ensuring seamless communication.
Career Highlights
Robert A. Durance is currently employed at Mitel Corporation, where he continues to develop and refine telecommunications technologies. His expertise and innovative mindset have contributed to the advancement of communication systems.
Collaborations
Durance has worked alongside notable colleagues, including John A. Cribb and John R. Whitbread. Their collaborative efforts have further enhanced the development of innovative solutions in the telecommunications sector.
Conclusion
Robert A. Durance's contributions to telecommunications through his patents and work at Mitel Corporation highlight his role as a significant inventor in the industry. His innovative systems continue to shape the future of communication technology.