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USPTO Patent Rankings Data through Dec 31, 2025
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Zilong Tang — 20 Patents

DRDrfirst.Com: 18 patents #1 of 30Top 4%
Rockville, MD: #85 of 2,038 inventorsTop 5%
Maryland: #1,212 of 35,612 inventorsTop 4%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Zilong Tang has been granted 20 US patents while listed as an inventor at Drfirst.Com. The first was granted in 2018 and the most recent in September 2025. Zilong Tang ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Zilong Tang in Rockville, MD, US.

Patents per Year

Patents granted per year, 2018 to 2025Bar chart with a peak of 3 patents in 2018.peak 32018: 3 patents20182019: 1 patents20192020: 3 patents20202021: 3 patents20212022: 2 patents20222023: 3 patents20232024: 3 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12411976 Self-consistent structures for secure transmission and temporary storage of sensitive data James F. Chen, Chen QIAN 2025-09-09
12380150 Secure AI-based sharing and transmission of data Albert Tang 2025-08-05
12174935 Method and system for interoperable identity and interoperable credentials James F. Chen, Chen QIAN, Eric Rosenfeld 2024-12-24
12141155 Efficient access of chainable records James F. Chen 2024-11-12
12088727 Block chain proof for identification — 2024-09-10
11822373 Secure AI-based sharing and transmission of data Albert Tang 2023-11-21
11681719 Efficient access of chainable records James F. Chen 2023-06-20
11621851 Block chain proof for identification — 2023-04-04
11537738 Self-consistent structures for secure transmission and temporary storage of sensitive data James F. Chen, Chen QIAN 2022-12-27
11336633 Authentication using a feeder robot in a web environment — 2022-05-17
11128469 Block chain proof for identification — 2021-09-21
11010394 Efficient access of chainable records James F. Chen 2021-05-18
10979230 Block chain proof for identification — 2021-04-13
10783237 Method and system for interoperable identity and interoperable credentials James F. Chen, Chen QIAN, Eric Rosenfeld 2020-09-22
10762232 Self-consistent structures for secure transmission and temporary storage of sensitive data James F. Chen, Chen QIAN 2020-09-01
10673836 Strong authentication with feeder robot in a federated identity web environment — 2020-06-02
10204236 Self-consistent structures for secure transmission and temporary storage of sensitive data James F. Chen, Chen QIAN 2019-02-12
10162960 Method and system for interoperable identity and interoperable credentials James F. Chen, Chen QIAN 2018-12-25
9961070 Strong authentication with feeder robot in a federated identity web environment — 2018-05-01
9940452 Method and system for interoperable identity and interoperable credentials James F. Chen, Chen QIAN 2018-04-10

Frequent Collaborators

James F. Chen11 shared
Chen QIAN8 shared
Eric Rosenfeld2 shared
Albert Tang2 shared

Nearby-Ranked Inventors

Anthony Mertes20
Ed Merjanian20
Arthur J. Higby20
Daniel Rosenberg20
Anthony J. Kuschel20
Mark E. Fauver20
Markus Wintermantel20
Dominik Schnieders20
Christopher P. Roche20