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For the Inventor, By the Inventor

Grass Valley, CA, United States of America

Richard S Bannister

This inventor holds 9 USPTO granted patents. Top assignees: The Grass Valley Group, Inc., Other. Active years: 1982-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Richard S Bannister. Retrieved from https://idiyas.com/inventor/richard-s-bannister

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 7

Forward Citations = 158(Granted Patents)


Company Filing History:

goldMedal8 out of 143 
 
The Grass Valley Group, Inc.
 patents
silverMedal1 out of 834,513 
Other
 patents

Years Active: 1982-1990

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9 patents (USPTO):Explore Patents
1. 4949177 - Method and apparatus for carrying out a non-linear operation on a (1990-08-14),
2. 4947255 - Video luminance self keyer (1990-08-07),
3. 4947254 - Layered mix effects switcher architecture (1990-08-07),
4. 4858011 - Video switcher system with modular architecture (1989-08-15),
5. 4853784 - Video switcher with independent processing of selected video signals (1989-08-01),
6. 4743958 - Multiple television standards input selector and convertor (1988-05-10),
7. 4684823 - Monolithic switch with selective latch control (1987-08-04),
8. 4663598 - Monolithic switch (1987-05-05),
9. 4319266 - Chroma keying system (1982-03-09),

Title: The Innovative Contributions of Richard S. Bannister

Introduction

Richard S. Bannister is a notable inventor based in Grass Valley, CA (US), recognized for his significant contributions to technology through his nine patents. His work primarily focuses on digital signal processing and video signal architecture, showcasing his expertise in these fields.

Latest Patents

Among his latest patents, Bannister has developed a method and apparatus for carrying out a non-linear operation on a digital input signal. This innovation involves interpolating a digital input signal with a sampling frequency, generating a first digital signal, and performing a non-linear operation on it. Additionally, he has created a layered mix effects switcher architecture that processes video signals with associated key signals, allowing for the output of both composited video and key signals.

Career Highlights

Bannister has had a distinguished career, working with prominent companies such as The Grass Valley Group, Inc. His experience in the industry has allowed him to refine his skills and contribute to various technological advancements.

Collaborations

Throughout his career, Bannister has collaborated with notable individuals, including Richard A. Jackson and John Abt. These collaborations have further enriched his work and expanded the impact of his inventions.

Conclusion

Richard S. Bannister's innovative contributions to digital signal processing and video technology have established him as a significant figure in his field. His patents reflect a deep understanding of complex systems and a commitment to advancing technology.

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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