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USPTO Patent Rankings Data through Dec 31, 2025
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Chris H. Sarantos — 4 Patents in 2021

Google: 4 patents #212 of 4,199Top 6%
San Francisco, CA: #541 of 7,035 inventorsTop 8%
California: #5,616 of 66,859 inventorsTop 9%
Overall (2021): #52,329 of 548,734Top 10%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11206989 Light field management in an optical biological parameter sensor Kyle Patrick Nadeau 2021-12-28
11051706 Multiple source-detector pair photoplethysmography (PPG) sensor Kyle Patrick Nadeau, Kevin Pu Weekly, Javier L. Prieto, Peter W. Richards, Paul F. Stetson +1 more 2021-07-06
10966643 Wearable non-invasive carbon monoxide inhalation tracking Hamed Vavadi, Lindsey Michelle Sunden, Peter W. Richards 2021-04-06
10918289 Ring for optically measuring biometric data Jaclyn Leverett Wasson, Peter W. Richards, Lindsey Michelle Sunden, Corey O'Connor, Conor Heneghan +3 more 2021-02-16