Company Filing History:
Years Active: 1978
Title: Leonard R. Shenfield: Innovator in Disk Drive Technology
Introduction
Leonard R. Shenfield is a notable inventor based in Santa Clara, CA, recognized for his contributions to disk drive technology. With a total of 4 patents, he has made significant advancements in the field, particularly in methods and apparatuses that enhance the functionality of disk drives.
Latest Patents
Shenfield's latest patents include a "Time-slicing method and apparatus for disk drive." This innovation involves a disk drive that utilizes a first memory to store microcoded program routines, including a main program routine that executes service routines in sequence during specific time slots. The design incorporates a microprocessor that interacts with both the first and second memories to optimize the execution of program instructions.
Another significant patent is the "Self-diagnostic method and apparatus for disk drive." This invention features an exerciser designed for disk drives equipped with a microprocessor and multiple memory types. The exerciser generates track address signals and includes a third memory for storing diagnostic programs, enhancing the reliability and performance of disk drives.
Career Highlights
Leonard R. Shenfield has spent a considerable part of his career at Xerox Corporation, where he has been instrumental in developing innovative technologies. His work has contributed to the advancement of disk drive systems, making them more efficient and reliable.
Collaborations
Throughout his career, Shenfield has collaborated with notable colleagues, including Stipe Cizmic and James O. Jacques. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field of disk drives.
Conclusion
Leonard R. Shenfield's contributions to disk drive technology through his patents and work at Xerox Corporation highlight his role as a key innovator in the industry. His inventions continue to influence the design and functionality of modern disk drives, showcasing the importance of innovation in technology.