Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chang Li — 2 Patents

Chevron: 2 patents #1,772 of 4,788Top 40%
Houston, TX: #8,651 of 21,073 inventorsTop 45%
Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #1,951,514 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9952341 Systems and methods for aligning a monitor seismic survey with a baseline seismic survey Nicholas D. Holschuh, Mark A. Meadows, Steven K. Dobbs 2018-04-24
9939541 Layered linear inversion techniques for locating microseismic activity Sudipta Sarkar, Chunquan Yu 2018-04-10