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USPTO Patent Rankings Data through Dec 31, 2025
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Sigeng Chen — 4 Patents

AMAmbrx: 2 patents #59 of 85Top 70%
HIHuman Biomolecular Research Institute: 2 patents #2 of 13Top 20%
San Diego, CA: #8,442 of 23,606 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
Sigeng Chen has been granted 4 US patents while listed as an inventor at Ambrx. The first was granted in 2020 and the most recent in July 2024. Sigeng Chen ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Sigeng Chen in San Diego, CA, US.

Patents per Year

Patents granted per year, 2020 to 2024Bar chart with a peak of 2 patents in 2023.peak 22020: 1 patents20202023: 2 patents20232024: 1 patents2024

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12049485 Interleukin-2 polypeptide conjugates and their uses Yingchun Lu, Md Harunur Rashid, Nickolas Knudsen, Feng Tian 2024-07-30
11851662 Methods and compositions for promoting non-natural amino acid-containing protein production Yingchun Lu, Feng Tian 2023-12-26
11596716 Compounds and matrices for use in bone growth and repair John R. Cashman, Daniel Ryan 2023-03-07
10874766 Compounds and matrices for use in bone growth and repair John R. Cashman, Daniel Ryan 2020-12-29

Frequent Collaborators

John R. Cashman2 shared
Feng Tian2 shared
Yingchun Lu2 shared
Daniel Ryan2 shared
Nickolas Knudsen1 shared
Md Harunur Rashid1 shared

Nearby-Ranked Inventors

Jagadeesh Kandasamy4
Ross CABOT4
George Ueda4
Franz A. Gruswitz4
Tommy Glimberg4
Vinayakaraddy Gulabal4
Sandra Bittorf4
Aviel FOGEL4
Eric Matthew Walton4