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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Bao Phan — 4 Patents

PSPolymer Technology Systems: 4 patents #7 of 58Top 15%
San Jose, CA: #12,472 of 32,062 inventorsTop 40%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Bao Phan has been granted 4 US patents while listed as an inventor at Polymer Technology Systems. The first was granted in 2015 and the most recent in August 2021. Bao Phan ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Bao Phan in San Jose, CA, US.

Patents per Year

Patents granted per year, 2015 to 2021Bar chart with a peak of 1 patents in 2015.peak 12015: 1 patents20152019: 1 patents20192020: 1 patents20202021: 1 patents2021

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11103169 Systems and methods for a blood collector with enhanced volume using capillary techniques Jeffrey A. Pierce 2021-08-31
10688486 Systems and methods for controlling excessive fluid flow in a cassette designed to receive a fluid sample Keith Moskowitz, Christopher Dailey, Charles Xie, Richard Lee 2020-06-23
10386278 Systems and methods for a multi-chambered sampler Jeffrey A. Pierce, Urs A. Ramel 2019-08-20
9180455 Vent configuration for a blood sampler Martin Antoine Mathelier, Hoang Quoc Chau, Simin Yao, Eugene Prais 2015-11-10