Company Filing History:
Years Active: 2000-2002
Title: Roy Lee Draughn: Innovator in Electrical Machine Technology
Introduction
Roy Lee Draughn is a notable inventor based in Cary, NC (US), recognized for his contributions to electrical machine technology. With a total of 3 patents, Draughn has made significant advancements in the field, particularly while working at International Business Machines Corporation (IBM).
Latest Patents
Draughn's latest patents include innovative devices that enhance the functionality of processor-based machines. One of his key inventions is the "Hot plug subsystem for processor based electrical machine." This device allows a card to be hot-plugged into a socket on a processor-based machine. It features a signal bus arbitrator, a signal bus switch, a power bus switch, a cover plate switch, status signals, and a controller. The controller plays a crucial role by monitoring the status signals and other signals from the cover plate switch and the signal bus arbitrator to generate control signals that activate the power bus switch and the signal bus switch, thereby controlling power and signal transmission at the socket.
Another significant patent is the "Backplane for common building block." This invention pertains to an electrical machine, such as a router, switch, or hub. It includes a housing where a Primary Backplane and Secondary Backplane are mounted in a stacked, spaced relationship. A primary Bus is fabricated on the Primary Backplane, while a secondary Bus is fabricated on the Secondary Backplane. Connectors with feed-through elements provide mechanical support and electrical transmission between the two backplanes.
Career Highlights
Throughout his career, Draughn has demonstrated a commitment to innovation and excellence in electrical engineering. His work at IBM has positioned him as a key player in the development of advanced technologies that improve the efficiency and functionality of electrical machines.
Collaborations
Draughn has collaborated with several talented individuals in his field, including Robert Thomas Bailis and Thomas L Bonds, Jr. These collaborations have contributed to the successful development of his patents and innovations.
Conclusion
Roy Lee Draughn's contributions to electrical machine technology through his patents and work at IBM highlight his role as an influential inventor. His innovative solutions continue to impact the industry positively.