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For the Inventor, By the Inventor

Richmond, CA, United States of America

John B Wilkes

This inventor holds 13 USPTO granted patents. Top assignee: Chevron Research Company. Active years: 1976-1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John B Wilkes. Retrieved from https://idiyas.com/inventor/john-b-wilkes

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 5

Forward Citations = 78(Granted Patents)


Company Filing History:

goldMedal13 out of 1,860 
 
Chevron Research Company
 patents

Years Active: 1976-1982

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13 patents (USPTO):Explore Patents
1. 4366333 - Process of prolonging the life of ester hydrogenation catalyst (1982-12-28),
2. 4283581 - Hydrogenation process (1981-08-11),
3. 4254289 - Process for the production of alkene-1,5-diols (1981-03-03),
4. 4199479 - Hydrogenation catalyst (1980-04-22),
5. 4169961 - Alcohol production (1979-10-02),
6. 4142061 - Hydroformylation of olefins using azoxy-dentated ligands (1979-02-27),
7. 4096191 - Hydroformylation of olefins using azoxy-dentated ligands (1978-06-20),
8. 4096188 - Preparation of straight chain aldehydes (1978-06-20),
9. 4044027 - Maleic anhydride process (1977-08-23),
10. 4022823 - Citric acid and citramalic acid preparation (1977-05-10),
11. 4016185 - Production of carboxylic acids from paraffins and carbon dioxide (1977-04-05),
12. 3976703 - Hydroformylation using aryl sulfonate stabilizer for cobalt catalyst (1976-08-24),
13. 3931332 - Stabilized hydroformylation reaction systems (1976-01-06),

Title: The Innovative Contributions of John B. Wilkes in Catalyst Technology

Introduction

John B. Wilkes, an accomplished inventor based in Richmond, California, has made significant strides in the field of catalyst technology. With a total of 13 patents to his name, he has demonstrated a commitment to improving chemical processes, particularly in the hydrogenation of esters.

Latest Patents

Wilkes' recent work includes innovative patents that focus on the prolongation of the life of ester hydrogenation catalysts. His method involves reducing the polyglycolide ester content in a mixture through transesterification, specifically by heating in the presence of alcohol. This process allows the subsequent hydrogenation to be more efficient. Another of his notable patents describes a catalyst composition that boasts an intrinsic surface area exceeding 60 square meters per gram, which contains finely divided silica and a hydrogenating component made up of copper and zinc oxide in various forms.

Career Highlights

John B. Wilkes is currently employed at Chevron Research Company, where he contributes his expertise to the advancement of chemical technologies. His extensive background in research and development enables him to apply innovative solutions in the energy sector, enhancing the effectiveness of chemical reactions involved in various processes.

Collaborations

Throughout his career, Wilkes has worked alongside talented colleagues, including Robert G. Wall and Shigeto Suzuki. Together, they have collaborated on projects that push the boundaries of current chemical processes, focusing on optimizing catalyst performance and improving overall efficiency.

Conclusion

John B. Wilkes stands out as a notable inventor within the field of catalyst technology. His dedication to innovation and collaboration has led to advancements that significantly enhance the processes of hydrogenation and chemical transformation. With 13 patents to his credit, his contributions continue to impact the industry, demonstrating the essential role of inventors in driving technological progress.

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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