San Marino, CA, United States of America

Robert J Evans

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Datatape Incorporated. Active years: 1979-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert J Evans. Retrieved from https://idiyas.com/inventor/robert-j-evans-1uh0al94

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 1

Forward Citations = 6(Granted Patents)


Location History:

  • Kingsport, TN (US) (1979)
  • San Marino, CA (US) (1994)

Company Filing History:


Years Active: 1979-1994

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3 patents (USPTO):Explore Patents

Title: Celebrating the Innovations of Inventor Robert J Evans

Introduction

Robert J Evans, an innovative inventor based in San Marino, CA, has made significant contributions to the field of magnetic tape technology. With a total of two patents to his name, he has developed practical solutions that enhance tape transport and data recording processes.

Latest Patents

One of Evans' notable inventions is the "Tape keeper for tape transport elements." This innovative device is designed for use in magnetic tape recording and reproducing apparatus, ensuring that tape remains securely in place on tape transport elements. The tape keeper features flexible bristles that extend between spaced tape edge guides, offering effective support and maintaining proper alignment.

Another remarkable patent by Evans is the "Technique for recording and reproducing low rate data in a helical." This invention describes a helical scan magnetic tape recorder equipped with a rotary scanner featuring magnetic heads that record and reproduce data on slant tracks of magnetic tape. It includes a unique method to record low-frequency tones, such as time codes, which are invaluable for locating tape sections, editing, and obtaining auxiliary information like recorder serial number and data rate codes.

Career Highlights

Evans has dedicated his career to advancing tape recording technology while working at Datatape Incorporated. His inventive spirit and technical expertise have played a vital role in enhancing data storage solutions.

Collaborations

Throughout his career, Evans has collaborated with fellow innovators and colleagues, including Nancy L. Sarkisian and James S. Bacon. These partnerships have fostered a creative environment that has contributed to the development of groundbreaking technologies in the industry.

Conclusion

Robert J Evans stands out as a pivotal figure in the realm of magnetic tape innovations. With his impressive patents and collaborative efforts, he continues to influence the evolution of data recording technologies, ensuring efficient and reliable solutions for future applications.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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