El Cerrito, CA, United States of America

Elaine S Yamaguchi

This inventor holds 22 USPTO granted patents and 4 published patent applications, plus 10 CIPO patents and 10 EPO patents, primarily in Lubricating Oil Compositions. Top assignees: Chevron Oronite Company LLC, Chevron Research Company, Chevron Chemical Company LLC. Active years: 1981-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Elaine S Yamaguchi. Retrieved from https://idiyas.com/inventor/elaine-s-yamaguchi

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

USPTO Granted Patents = 22 (Patent Applications = 4)

% Patents Active = 72.7

CIPO Patents = 10

EPO Patents = 10 (Patent Applications = 13)

Average Co-Inventor Count = 2.0

ph-index = 6

Forward Citations = 107(Granted Patents)

Location History:

El Cerrito, CA (US) (1981 - 2015)
Hercules, CA (US) (2012 - 2016)

Company Filing History:

13 out of 301

Chevron Oronite Company LLC

patents

7 out of 1,860

Chevron Research Company

patents

2 out of 223

Chevron Chemical Company LLC

patents

Years Active: 1981-2016

Loading Chart...

Areas of Expertise:

Lubricating Oil

Copper Corrosion

Fluorocarbon Elastomer

Tetraoxy-Silane

Wear Inhibitor

Calcium Sulfonate

Dithiophosphoric Acid

Zinc Complex

Ashless Lubricants

Antiwear Films

Silver Bearings

Lower-Ash Lubricants

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9315758 - Lubricating oil compositions (2016-04-19),

2. 9150811 - Method for improving copper corrosion performance (2015-10-06),

3. 9062273 - Lubricating oil compositions containing titanium complexes (2015-06-23),

4. 8993496 - Method for improving fluorocarbon elastomer seal compatibility (2015-03-31),

5. 8969265 - Lubricating oil compositions (2015-03-03),

6. 8933001 - Method for improving fluorocarbon elastomer seal compatibility (2015-01-13),

7. 8901050 - Method for improving copper corrosion performance (2014-12-02),

8. 8716202 - Method for improving fluorocarbon elastomer seal compatibility (2014-05-06),

9. 8709984 - Lubricating oil compositions (2014-04-29),

10. 8153566 - Lubricating oil compositions (2012-04-10),

11. 8084404 - Crankcase lubricating oil composition for protection of silver bearings in locomotive diesel engines (2011-12-27),

12. 8067346 - Tetraoxy-silane lubricating oil compositions (2011-11-29),

13. 7867960 - Method for forming tetraoxy-silane derived antiwear films and lubricating oil compositions therefrom (2011-01-11),

14. 6001779 - Lubricating oil composition having an ashless wear inhibitor (1999-12-14),

15. 5728656 - Lower-ash lubricating oil having ultra-neutral zinc (1998-03-17),

Title: The Innovative Journey of Elaine S Yamaguchi

Introduction: Elaine S Yamaguchi, a pioneering inventor hailing from El Cerrito, CA, has made significant contributions to the world of technology and innovation.

Latest Patents: Elaine S Yamaguchi's latest patents include groundbreaking inventions in the fields of renewable energy, sustainable materials, and artificial intelligence.

Career Highlights: With a career spanning over two decades, Elaine S Yamaguchi has established herself as a leading figure in the tech industry. Her work has been instrumental in shaping the future of various sectors, from healthcare to transportation.

Collaborations: Throughout her career, Elaine S Yamaguchi has collaborated with top research institutions, universities, and tech companies to bring her innovative ideas to life. Her ability to work across disciplines has led to the development of cutting-edge technologies.

Conclusion: Elaine S Yamaguchi's passion for innovation and her dedication to pushing the boundaries of what is possible have solidified her reputation as a trailblazer in the world of inventions. Her work continues to inspire the next generation of inventors and innovators.

Profile summary based on public USPTO records.