This inventor holds 2 USPTO granted patents. Top assignee: Motorola Corporation. Active years: 1993-1996.
Company Filing History:
Years Active: 1993-1996
Title: The Innovations of Susan D. Stephens
Introduction
Susan D. Stephens is a notable inventor based in Chandler, AZ (US). She has made significant contributions to the field of technology, particularly in computer systems and motor control. With a total of 2 patents, her work showcases her innovative spirit and technical expertise.
Latest Patents
One of her latest patents is titled "Isolated multiprocessing system having tracking circuit for verifying." This invention involves a computer system that includes a hardware memory access enforcer to ensure that various independent programs operate under isolated processing rules. Each program has its own memory domain, which may extend across instruction, data, and I/O memory spaces. The system controller program is a trusted process that can access memory in the domain of any application, while applications cannot access memory outside their own domains. A tracking circuit verifies that a microprocessor executes entry instructions located at the designated entry address.
Another significant patent is the "Low-power dual voltage drive circuit and method." This invention includes a method for controlling a stepper motor overdriven with a high voltage. The drive circuit features a high voltage supply for overdriving the stepper motor, a low voltage supply, and an overdrive switch mechanism. The method involves repetitively triggering the overdrive switch in response to a control signal, allowing for efficient motor control while managing power consumption.
Career Highlights
Susan D. Stephens is currently employed at Motorola Corporation, where she continues to innovate and develop new technologies. Her work at Motorola has allowed her to contribute to various projects that enhance the functionality and efficiency of electronic devices.
Collaborations
Throughout her career, Susan has collaborated with talented individuals such as Curtis Lee Cornils and Mark L. Kirchner. These collaborations have fostered a creative environment that encourages the exchange of ideas and technological advancements.
Conclusion
Susan D. Stephens is a remarkable inventor whose contributions to technology have made a lasting impact. Her patents reflect her dedication to innovation and her ability to solve complex problems in the field. As she continues her work at Motorola Corporation, her future endeavors are sure to inspire and influence the next generation of inventors.