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USPTO Patent Rankings Data through Dec 31, 2025
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Sandra Heimel — 1 Patent

Chevron: 1 patents #2,625 of 4,788Top 55%
Los Osos, CA: #38 of 86 inventorsTop 45%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Sandra Heimel has been granted 1 US patent while listed as an inventor at Chevron. All of these patents were granted in 2019. Sandra Heimel ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Sandra Heimel in Los Osos, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10287201 Methods and systems for treating produced water Ronald David Hobbs, Fan-Sheng Teddy Tao 2019-05-14 $326,556,000

Frequent Collaborators

Ronald David Hobbs1 shared
Fan-Sheng Teddy Tao1 shared

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Kira Astakhova1
Amir EISEN1