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For the Inventor, By the Inventor

Winchester, United Kingdom

David J Hedley

This inventor holds 18 USPTO granted patents, primarily in Video Signal Processing. Top assignees: Sony Corporation, Sony United Kingdom Limited, Sony Broadcast & Communications Limited. Active years: 1987-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David J Hedley. Retrieved from https://idiyas.com/inventor/david-j-hedley

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

Calculating rank
USPTO Granted Patents = 18

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 11

Forward Citations = 259(Granted Patents)


Location History:

  • Abbots Barton, GB (1993 - 1994)
  • Winchester, GB (1987 - 1997)

Company Filing History:

goldMedal14 out of 58,150 
 
Sony Corporation
 patents
silverMedal4 out of 421 
 
Sony United Kingdom Limited
 patents
bronzeMedal1 out of 19 
 
Sony Broadcast & Communications Limited
 patents
where one patent can have more than one assignee

Years Active: 1987-1997

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Areas of Expertise:
Image Data Storage
Video Signal Processing
Composite Image Generation
Hidden Surface Removal
Digital Picture Signal Processing
Infinite Impulse Response Filters
Video Signal Memories
Image Signal Processing
Video Signal Generating Apparatus
Orientation Determination
Video Signal Processing Circuits
Filtering Techniques
18 patents (USPTO):Explore Patents
1. 5675826 - Image data storage (1997-10-07),
2. 5430488 - Image signal processing apparatus for converting to frame format (1995-07-04),
3. 5349388 - Video signal generating apparatus (1994-09-20),
4. 5313566 - Composite image generation with hidden surface removal using a single (1994-05-17),
5. 5237657 - Apparatus for manipulating a picture represented by a video signal (1993-08-17),
6. 5208875 - Digital picture signal processing apparatus (1993-05-04),
7. 5181111 - Video signal processing apparatus and method (1993-01-19),
8. 5125048 - Obtaining access to a two-dimensional portion of a digital picture signal (1992-06-23),
9. 5046165 - Controlling the combining of video signals (1991-09-03),
10. 4953107 - Video signal processing (1990-08-28),
11. 4811263 - Infinite impulse response filters (1989-03-07),
12. 4811099 - Video signal memories (1989-03-07),
13. 4774678 - Video signal processing (1988-09-27),
14. 4766496 - Video signal memories (1988-08-23),
15. 4760605 - Image signal processing with filtering to account for image mapping (1988-07-26),

Title: Unveiling the Innovative Minds: David J Hedley

Introduction: David J Hedley, a brilliant inventor hailing from Winchester, GB, has left an indelible mark on the world of technology with his visionary ideas and groundbreaking inventions.

Latest Patents: With an impressive portfolio of 18 patents, David J Hedley's recent inventions include an image data storage system that optimizes memory usage and an image signal processing apparatus that preserves vertical resolution during data conversion.

Career Highlights: Throughout his career, David J Hedley has demonstrated a keen ability to translate innovative concepts into practical solutions. His tenure at renowned companies like Sony Corporation and Sony United Kingdom Limited has been marked by a series of groundbreaking inventions that have pushed the boundaries of technology.

Collaborations: In his creative pursuits, David J Hedley has collaborated with esteemed colleagues such as Morgan W David and John W Richards. Together, they have fueled innovation and brought forth cutting-edge technological advancements.

Conclusion: David J Hedley emerges as a true pioneer in the realm of innovation, with a remarkable track record of transforming ideas into tangible inventions that have the potential to revolutionize the tech industry. His work stands as a testament to the power of visionary thinking and the endless possibilities that innovation holds for the future.

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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