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USPTO Patent Rankings Data through Dec 31, 2025
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Yannian Li — 2 Patents

Overall (All Time): N/A of 4,157,543
2 Patents All Time
Yannian Li has been granted 2 US patents. All of these patents were granted in 2025.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12504568 Photochromic-dichroic articles Henry Nguyen, Cory S. Brown, Anil Kumar, Alan M. Grubb, Ramaiahgari Reddy 2025-12-23
12492343 Mesogen compounds Ramaiahgari Reddy, Alan M. Grubb, Anil Kumar 2025-12-09