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For the Inventor, By the Inventor

San Francisco, CA, United States of America

Chevron Research

USPTO Granted Patents = 22

Forward Citations = 134

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24 inventors (with patents filed for the assignee):

goldMedal Ronald E Wheeler (2 out of 10 patents)

silverMedal Francis J Freenor (2 out of 12 patents)

bronzeMedal Stephen D Ziman (2 out of 10 patents)

4.  William F King (2 out of 18 patents)

5.  Philip C Feffer (2 out of 6 patents)

6.  Thomas F Buckley, Iii (1 out of 23 patents)

7.  William L Schinski (1 out of 36 patents)

8.  Shigeto Suzuki (1 out of 43 patents)

9.  David S Smith (1 out of 13 patents)

10.  Laroy H Edwards (1 out of 25 patents)

11.  Robert W Campbell (1 out of 9 patents)

12.  John W Kobzina (1 out of 13 patents)

13.  John F Manning (1 out of 2 patents)

14.  Milutin Simic (1 out of 10 patents)

15.  James L Platt (1 out of 6 patents)


22 patents:

1. 4726238 - Micro sampling valve for high pressure and temperature samples (1988-02-23),
2. 4687382 - System for controlling solid transport (1987-08-18),
3. 4577037 - Methods for preventing the precipitation of mixed zinc (1986-03-18),
4. 4402099 - Beehive for improved beekeeping in tropical countries (1983-09-06),
5. 4334118 - Solid phosphoric acid catalyzed olefin polymerization process (1982-06-08),
6. 4332912 - Sulfur-aggregate compositions and methods for preparing (1982-06-01),
7. 4332911 - Sulfur cement-aggregate compositions and methods for preparing (1982-06-01),
8. 4326878 - Herbicidal and plant-growth-regulating (1982-04-27),
9. 4316311 - Bounce crimping apparatus (1982-02-23),
10. 4315025 - Roughage animal feed (1982-02-09),
11. 4311849 - Process for making 3-(N-arylamino)-gamma-butyrothiolactones (1982-01-19),
12. 4310463 - 3-(N-Arylamino)-gamma-butyrolactones, butyrolactams and (1982-01-12),
13. 4309801 - Texturizing process (1982-01-12),
14. 4309209 - Herbicidal method and composition (1982-01-05),
15. 4308397 - Preparation of alkyl alkoxyacetates (1981-12-29),
Company Overview
Chevron Research, based in San Francisco, specializes in advancing energy technologies and solutions. The organization focuses on research and development in areas such as renewable energy, carbon capture, and advanced materials, aiming to enhance energy efficiency and sustainability. By leveraging innovative approaches, Chevron Research contributes to the broader energy landscape, addressing global challenges while supporting the transition to cleaner energy sources. Its work is pivotal in shaping the future of energy technology.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

22 Patents

#209 in San Francisco, CA

#3,590 in California

#15,051 in US

#28,807 in the World

San Francisco, CA (US)
San Francisco, CA, United States of America

Chevron Research

Forward Citations = 134

24 inventors:

goldMedal Ronald E Wheeler (2 out of 10 patents)

silverMedal Francis J Freenor (2 out of 12 patents)

bronzeMedal Stephen D Ziman (2 out of 10 patents)

4.  William F King (2 out of 18 patents)

5.  Philip C Feffer (2 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chevron Research. Retrieved from https://idiyas.com/company/chevron-research

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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