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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
EC

Echo Cao — 2 Patents

TITexas Instruments: 2 patents #5,266 of 12,488Top 45%
Shanghai, CN: #6,982 of 19,267 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Echo Cao has been granted 2 US patents while listed as an inventor at Texas Instruments. All of these patents were granted in 2017. Echo Cao ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Echo Cao in Shanghai, CN.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9813074 Calibration of interpolating string digital-to-analog converters Zhang Jun, Xuan Wang, Dongyu Ou, Elliott Zhang 2017-11-07 $9,126,000
9621177 Calibration of interpolating string digital-to-analog converters Zhang Jun, Xuan Wang, Dongyu Ou, Elliott Zhang 2017-04-11 $14,039,000