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For the Inventor, By the Inventor

San Ramon, CA, United States of America

Chevron U.s.a. Inc.


USPTO Granted Patents = 2,449



Trademarks = 70

Forward Citations = 16,187

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2,077 inventors (with patents filed for the assignee):

goldMedal Stephen Joseph Miller (172 out of 259 patents)

silverMedal Stacey Ian Zones (157 out of 203 patents)

bronzeMedal Saleh Ali Elomari (127 out of 130 patents)

4.  Dennis John O'Rear (117 out of 133 patents)

5.  Dan Xie (91 out of 92 patents)

6.  Alexander E Kuperman (91 out of 97 patents)

7.  Hye-Kyung Cho Timken (72 out of 77 patents)

8.  John Michael Rosenbaum (63 out of 67 patents)

9.  Cong-Yan Chen (60 out of 65 patents)

10.  Sven Ivar Hommeltoft (59 out of 83 patents)

11.  Varadarajan Dwarakanath (55 out of 55 patents)

12.  Bruce Edward Reynolds (45 out of 55 patents)

13.  Taimur Malik (41 out of 41 patents)

14.  Huping Luo (40 out of 42 patents)

15.  Robert Martin Carlson (39 out of 61 patents)


Core Competencies:
Mercury Reduction
Base Oils Production
Lipid Conversion
Subsea Connections
Seismic Imaging
Geothermal Resources
Carbon Dioxide Sequestration
Waste Plastic Processing
Hydrocarbon Recovery
Expandable Polymer Grout
Fluid Modeling
High Stability Polymers

2,449 patents:

1. 12511776 - Vessel sand monitoring using infrared images (2025-12-30),
2. 12509978 - Systems and methods for simultaneously and independently fracturing multiple wells from a common wellpad (2025-12-30),
3. 12509976 - Processes for chemical dosing prior to the pad (2025-12-30),
4. 12498353 - Detecting surface cracks using acoustic signals (2025-12-16),
5. 12497889 - Wireline conveyed casing test tool (2025-12-16),
6. 12497887 - Acceleration of subsurface simulation using filtered grid connectivity graph (2025-12-16),
7. 12497849 - Pressurized reservoir core sample transfer tool system (2025-12-16),
8. 12494033 - Systems and methods for analyzing clusters of type curve regions as a function of position in a subsurface volume of interest (2025-12-09),
9. 12493023 - Crystallite size in rock samples (2025-12-09),
10. 12487205 - Acoustic sand monitor (2025-12-02),
11. 12487029 - Method of reducing mercury in stabilized condensate (2025-12-02),
12. 12486465 - Method for producing high quality base oils using multiple stage processing (2025-12-02),
13. 12486461 - Fixed bed lipid conversion with catalyst regeneration (2025-12-02),
14. 12485383 - Removal of mercury in a gas dehydration process using thermally stable chemical additives (2025-12-02),
15. 12481079 - Systems and methods for generating elastic property data as a function of position and time in a subsurface volume of interest (2025-11-25),
Chevron U.S.A. Inc. is a subsidiary of Chevron Corporation, one of the largest integrated energy companies in the United States. Founded in 1879, Chevron is a global leader in oil and gas exploration, production, refining, and marketing. With a strong commitment to sustainability and innovation, Chevron U.S.A. Inc. continually strives to deliver reliable, affordable, and cleaner energy solutions to help power the world.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

2,449 Patents

#2 in San Ramon, CA

#49 in California

#191 in US

#387 in the World

...
San Ramon, CA, United States of America

Chevron U.s.a. Inc.

Forward Citations = 16,187

2,077 inventors:

goldMedal Stephen Joseph Miller (172 out of 259 patents)

silverMedal Stacey Ian Zones (157 out of 203 patents)

bronzeMedal Saleh Ali Elomari (127 out of 130 patents)

4.  Dennis John O'Rear (117 out of 133 patents)

5.  Dan Xie (91 out of 92 patents)

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