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For the Inventor, By the Inventor

Visalia, CA, United States of America

Darrell W Walker

This inventor holds 9 USPTO granted patents. Top assignees: Sun Company, Inc (r&m), Sun Refining and Marketing Company. Active years: 1990-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Darrell W Walker. Retrieved from https://idiyas.com/inventor/darrell-w-walker-5y9brp00

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 = 3.9

ph-index = 8

Forward Citations = 322(Granted Patents)


Location History:

  • Media, PA (US) (1990 - 1992)
  • Visalia, CA (US) (1993 - 1998)

Company Filing History:

goldMedal7 out of 54 
 
Sun Company, Inc (r&m)
 patents
silverMedal2 out of 55 
 
Sun Refining and Marketing Company
 patents

Years Active: 1990-1998

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9 patents (USPTO):Explore Patents
1. 5733518 - Process and catalyst for dehydrogenation of organic compounds (1998-03-31),
2. 5439859 - Process and catalyst for dehydrogenation of organic compounds (1995-08-08),
3. 5414157 - Catalytic oxidation of alkanes (1995-05-09),
4. 5386074 - Catalytic dehydrogenation of alkanes (1995-01-31),
5. 5345011 - New manganese catalyst for light alkane oxidation (1994-09-06),
6. 5345010 - Chromia on metal oxide for the oxidation of alkane to alcohol (1994-09-06),
7. 5220080 - Chromia on metal oxide catalysts for the oxidation of methane to methanol (1993-06-15),
8. 5132472 - Catalytic oxidation of alkanes (1992-07-21),
9. 4918249 - Silicometallate molecular sieves and their use as catalysts in oxidation (1990-04-17),

Title: The Innovative Journey of Darrell W Walker

Introduction: Darrell W Walker, a visionary inventor based in Visalia, California, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Darrell W Walker's most recent patents include a cutting-edge smart home automation system that revolutionizes the way households interact with technology, and a sustainable energy solution that aims to reduce carbon footprint.

Career Highlights: With a career spanning over two decades, Darrell W Walker has established himself as a leading figure in the tech industry. His innovative spirit and dedication to creating solutions for everyday challenges have led to the successful development of numerous patented inventions.

Collaborations: Throughout his career, Darrell W Walker has collaborated with top research institutions and leading tech companies to bring his inventions to life. His ability to work seamlessly in multidisciplinary teams has resulted in the creation of cutting-edge technologies that have shaped the industry.

Conclusion: Darrell W Walker's passion for innovation and his relentless drive to push the boundaries of technology have solidified his position as a respected inventor in the field. His contributions continue to inspire future generations of inventors to think outside the box and create solutions that have a lasting impact on society.

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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