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For the Inventor, By the Inventor

Richmond, VA, United States of America

David L Williams

This inventor holds 8 USPTO granted patents. Top assignee: Philip Morris Inc.. Active years: 1984-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David L Williams. Retrieved from https://idiyas.com/inventor/david-l-williams-86s8tl6x

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:

goldMedal8 out of 759 
 
Philip Morris Inc.
 patents

Years Active: 1984-1991

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8 patents (USPTO):Explore Patents
1. 5017235 - Smoking compositions containing a 2,5-diacylpyrazine flavorant additive (1991-05-21),
2. 4925985 - Novel process for the production of 4,6-dimethyl-7-hydroxynonan-3-one (1990-05-15),
3. 4859775 - Process for preparing acylpyrazine ethers (1989-08-22),
4. 4728738 - Smoking compositions containing acylpyrazine ether flavorants (1988-03-01),
5. 4635652 - Smoking composition containing a novel monoacylpyrazine flavorant (1987-01-13),
6. 4588813 - 1-pyrazinyl-1-propanone derivatives useful as flavorants in smoking (1986-05-13),
7. 4535791 - Smoking compositions containing acylpyrazine ether flavorants (1985-08-20),
8. 4481957 - Smoking compositions containing novel acylpyrazine flavorants (1984-11-13),

Title: David L Williams: Pioneering Inventor from Richmond, VA

Introduction: David L Williams is a distinguished inventor hailing from Richmond, VA, known for his groundbreaking contributions to various fields.

Latest Patents: David L Williams holds several patents in the areas of technology, healthcare, and consumer products, showcasing his versatility and innovative spirit.

Career Highlights: With a career spanning over two decades, David has consistently pushed the boundaries of innovation, leading to the development of cutting-edge solutions that have impacted industries worldwide.

Collaborations: Throughout his career, David L Williams has collaborated with leading research institutions, universities, and companies to bring his inventions to life, fostering a culture of creativity and excellence.

Conclusion: David L Williams stands as a testament to the power of innovation and dedication, leaving a lasting legacy in the world of inventions and patents.

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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