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USPTO Patent Rankings Data through Dec 31, 2025
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Charles D. O'Neil — 4 Patents

MAMasimo: 4 patents #113 of 217Top 55%
Mission Viejo, CA: #475 of 1,522 inventorsTop 35%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Charles D. O'Neil has been granted 4 US patents while listed as an inventor at Masimo. The first was granted in 2016 and the most recent in October 2024. Charles D. O'Neil ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Charles D. O'Neil in Mission Viejo, CA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12127834 Soft boot pulse oximetry sensor Sujin Hwang, John Schmidt 2024-10-29 $35,645,000
11602289 Soft boot pulse oximetry sensor Sujin Hwang, John Schmidt 2023-03-14 $36,334,000
10568553 Soft boot pulse oximetry sensor Sujin Hwang, John Schmidt 2020-02-25 $49,468,000
D755392 Pulse oximetry sensor Sujin Hwang, Chad A. DeJong 2016-05-03