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USPTO Patent Rankings Data through Sept 30, 2025
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Chengjie Tu — 2 Patents in 2017

Microsoft: 2 patents #984 of 7,064Top 15%
Sammamish, WA: #129 of 593 inventorsTop 25%
Washington: #2,296 of 12,901 inventorsTop 20%
Overall (2017): #162,552 of 506,227Top 35%
2 Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9571840 Adaptive quantization for enhancement layer video coding Shankar Regunathan, Shijun Sun, Chih-Lung Lin 2017-02-14
9571856 Conversion operations in scalable video encoding and decoding Shijun Sun, Shankar Regunathan, Chih-Lung Lin 2017-02-14