Hollis Coleman

Title: The Innovations of Hollis Coleman

Introduction

Hollis Coleman is an accomplished inventor based in Forrest City, Arkansas. He is known for his significant contributions to the telecommunications industry, particularly through his innovative patent that enhances long-distance calling capabilities.

Latest Patents

Hollis Coleman holds a patent for a "System for converting a No. 5 crossbar telephone switching central." This invention provides equal access to various long-distance carriers within local telephone company offices that utilize No. 5 crossbar switching machines. The method involves intercepting calls between the line link frame and the originating registers. If a call is identified as long-distance, a serial number resembling a conventional phone call is inserted. The called number is stored, and the appropriate carrier is determined by referencing the calling party's pre-selected carrier choice in the telephone company records. When the call exits the switch, it is automatically routed to the correct long-distance carrier.

Career Highlights

Hollis Coleman has made a notable impact during his career at Southwestern Bell Telephone. His work has contributed to advancements in telecommunications technology, improving the efficiency and accessibility of long-distance communication.

Collaborations

Throughout his career, Hollis has collaborated with esteemed colleagues, including Arthur O. Miller and Roger F. Atkinson. These partnerships have fostered innovation and have played a crucial role in the development of his patent.

Conclusion

Hollis Coleman's contributions to the telecommunications field through his innovative patent demonstrate his commitment to enhancing communication technology. His work continues to influence the industry and improve user experiences in long-distance calling.