Location History:
- Boulder, CO (US) (1977)
- Tuscon, AZ (US) (1990)
Company Filing History:
Years Active: 1977-1990
Title: Innovations by Robert Douglas Tennison
Introduction
Robert Douglas Tennison is a notable inventor based in Boulder, Colorado. He has made significant contributions to the field of data storage technology, holding two patents that showcase his innovative approach to solving complex problems in mass storage systems.
Latest Patents
Tennison's latest patents include a "Multi-level peripheral data storage hierarchy with independent access to" and "Error recovery and control in a mass storage system." The first patent describes a sophisticated data storage hierarchy that incorporates three levels of storage. The top level features fast-access direct storage devices, such as magnetic disk drives. The intermediate level consists of an automatic library that stores numerous optical disks, which can be automatically transferred to optical disk drives connected to a host processor. The bottom level includes stand-alone optical disk drives and a shelf unit, where personnel manually manage the optical disks. This innovative structure allows for independent access to each storage level, enhancing data retrieval efficiency.
The second patent focuses on a virtually addressed multilevel mass storage system that includes error recovery procedures. It addresses potential error conditions that may arise during data destaging, ensuring data integrity and reliability. The corrective actions outlined in this patent involve coordination with a host computer and reconfiguration to preserve data integrity.
Career Highlights
Tennison is currently employed at International Business Machines Corporation, commonly known as IBM. His work at IBM has allowed him to develop and refine his innovative ideas in data storage technology, contributing to the company's reputation as a leader in the tech industry.
Collaborations
Throughout his career, Tennison has collaborated with notable colleagues, including Warren B. Harding and William O. Vomaska. These collaborations have likely enriched his work and contributed to the development of his patents.
Conclusion
Robert Douglas Tennison is a distinguished inventor whose work in data storage technology has led to significant advancements in the field. His patents reflect a deep understanding of the complexities of mass storage systems and demonstrate his commitment to innovation.