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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chun E. Ma — 3 Patents in 2016

IBM: 3 patents #1,923 of 10,295Top 20%
Beijing, CN: #333 of 3,083 inventorsTop 15%
Overall (2016): #77,367 of 481,213Top 20%
3 Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9342604 Collaborative search Xincheng Mao, Li Yi, Jun Zhang 2016-05-17 $3,602,000
9317555 Query method for a distributed database system and query apparatus Yi Jin, Lei Li, Li Ma, Bo Yang, Ying Zhou 2016-04-19 $3,648,000
9244999 Database query using a user-defined function Yi Jin, Lei Li, Li Ma 2016-01-26 $2,109,000