Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
BZ

Boyan Zhao

IBM: 2 patents #32,839 of 70,183Top 50%
Tucson, AZ: #1,845 of 6,004 inventorsTop 35%
Arizona: #10,057 of 32,909 inventorsTop 35%
Overall (All Time): #1,357,897 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11933850 Device and method for detecting slot wedge, air gap and broken rotor bar in magnetic circuit of electric machinery Yuewu Zhang, Weixing YANG, Jie Luo, Gang Du, Chao Wang +8 more 2024-03-19
9665493 Increased cache performance with multi-level queues of complete tracks Kevin J. Ash, Lokesh M. Gupta, David B. Whitworth 2017-05-30
9542331 Concurrent update of data in cache with destage to disk Kevin J. Ash, Lokesh M. Gupta, Kenneth W. Todd 2017-01-10