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For the Inventor, By the Inventor

Hertfordshire, United Kingdom

Videologic Limited


USPTO Granted Patents = 12

Trademarks = 2

Forward Citations = 748

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14 inventors (with patents filed for the assignee):

goldMedal Martin Ashton (3 out of 8 patents)

silverMedal Trevor R Stockill (3 out of 3 patents)

bronzeMedal Dennis A Fielder (3 out of 5 patents)

4.  Hossein Yassaie (2 out of 5 patents)

5.  Anthony P Marlton (2 out of 2 patents)

6.  James Robert Whittaker (2 out of 2 patents)

7.  Graham Deacon (1 out of 2 patents)

8.  John Anthony Metcalfe (1 out of 4 patents)

9.  Victor G Halsted (1 out of 1 patent)

10.  Michael D Bishop (1 out of 1 patent)

11.  Victor G Halstead, Deceased (1 out of 1 patent)

12.  Nicholas Heinrich Jurascheck (1 out of 1 patent)

13.  Raymond Malcolm Livesley (1 out of 1 patent)

14.  Paul Rowland (1 out of 1 patent)


12 patents:

1. 5977995 - Computer system for displaying video and graphical data (1999-11-02),
2. 5968167 - Multi-threaded data processing management system (1999-10-19),
3. 5943065 - Video/graphics memory system (1999-08-24),
4. 5910795 - Digital image signal processing (1999-06-08),
5. 5801686 - Computer display systems (1998-09-01),
6. 5729672 - Ray tracing method and apparatus for projecting rays through an object (1998-03-17),
7. 5596685 - Ray tracing method and apparatus for projecting rays through an object (1997-01-21),
8. 5594467 - Computer based display system allowing mixing and windowing of graphics (1997-01-14),
9. 5455628 - Converter to convert a computer graphics signal to an interlaced video (1995-10-03),
10. 5359367 - Personal computer with broadcast receiver on expansion board controlled (1994-10-25),
11. 5201038 - Address bus for stackable computer board connectors (1993-04-06),
12. 5027212 - Computer based video/graphics display system (1991-06-25),
Company Overview
Videologic Limited is a technology company based in Hertfordshire, UK, specializing in advanced video processing and imaging solutions. The organization focuses on developing innovative products that enhance video quality and performance across various applications, including broadcasting, surveillance, and multimedia. With a commitment to research and development, Videologic is dedicated to pushing the boundaries of video technology, ensuring high standards of reliability and efficiency in its offerings.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

12 Patents

#14 in Hertfordshire

#1,460 in United Kingdom

#48,209 in the World

Hertfordshire, GB
Hertfordshire, United Kingdom

Videologic Limited

Forward Citations = 748

14 inventors:

goldMedal Martin Ashton (3 out of 8 patents)

silverMedal Trevor R Stockill (3 out of 3 patents)

bronzeMedal Dennis A Fielder (3 out of 5 patents)

4.  Hossein Yassaie (2 out of 5 patents)

5.  Anthony P Marlton (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Videologic Limited. Retrieved from https://idiyas.com/company/videologic

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

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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