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

Timothy Yao — 7 Patents

ATAT&T: 4 patents #4,409 of 18,772Top 25%
Disney: 3 patents #2,043 of 6,686Top 35%
Sunnyvale, CA: #3,819 of 14,302 inventorsTop 30%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Timothy Yao has been granted 7 US patents while listed as an inventor at AT&T. The first was granted in 2022 and the most recent in March 2025. Timothy Yao ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Timothy Yao in Sunnyvale, CA, US.

Patents per Year

Patents granted per year, 2022 to 2025Bar chart with a peak of 2 patents in 2022.peak 22022: 2 patents20222023: 2 patents20232024: 2 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12255732 Methods and apparatus for successive interference cancellation (SIC) Hong Jik Kim, Nagabhushana Rao Kurapati 2025-03-18
12185220 Message routing for partner carrier subscribers 2024-12-31 $97,726,000
12127149 API driven subscriber IMS registration status changes and IMS routing steering 2024-10-22 $115,475,000
11757553 Methods and apparatus for successive interference cancellation (SIC) Hong Jik Kim, Nagabhushana Rao Kurapati 2023-09-12 $84,898,000
11658969 Apparatuses and methods for facilitating port discernment driven mutual authentication and service access authorization Christopher D. Bryant, Qun Wei 2023-05-23 $18,785,000
11399046 Session setup control for messaging interoperability 2022-07-26 $54,719,000
11223441 Methods and apparatus for successive interference cancellation (SIC) Hong Jik Kim, Nagabhushana Rao Kurapati 2022-01-11 $295,513,000