Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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De Lu — 11 Patents

Qualcomm: 8 patents #2,397 of 12,104Top 20%
AIAcer Incorporated: 3 patents #287 of 935Top 35%
San Diego, CA: #3,962 of 23,606 inventorsTop 20%
California: #56,011 of 386,348 inventorsTop 15%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
De Lu has been granted 11 US patents while listed as an inventor at Qualcomm. The first was granted in 2007 and the most recent in November 2023. De Lu ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list De Lu in San Diego, CA, US.

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11823962 Back end of line (BEOL) process corner sensing Saravanan Marimuthu, Baldeo Sharan Sharma, Peeyush Kumar Parkar, Venkat Narayanan, Rui Li +4 more 2023-11-21 $8,732,000
11810636 Latch array with mask-write functionality Rui Li, Venkat Narayanan 2023-11-07 $9,117,000
11695393 True single phase clock (TSPC) based latch array Rui Li, Venkat Narayanan 2023-07-04
11334321 True random number generator based on period jitter Rui Li, Venkat Narayanan, Srivatsan Chellappa 2022-05-17 $28,775,000
10164768 Method and apparatus for differential power analysis (DPA) resilience security in cryptography processors Ravindraraj Ramaraju, Rakesh Vattikonda, Samrat Sinharoy, Bo Pang 2018-12-25
9948303 High speed voltage level shifter Venkat Narayanan, Rakesh Vattikonda, Ramaprasath Vilangudipitchai, Samrat Sinharoy, Rui-Hua Chen 2018-04-17 $5,906,000
9941866 Apparatus for design for testability of multiport register arrays Rakesh Vattikonda, Samrat Sinharoy 2018-04-10 $10,306,000
9859893 High speed voltage level shifter Venkat Narayanan, Rakesh Vattikonda, Ramaprasath Vilangudipitchai, Samrat Sinharoy, Rui-Hua Chen 2018-01-02 $10,891,000
7334138 Windows-driven power management for peripheral devices in a computer system 2008-02-19
7260728 Windows-based power management method and related portable device Ruei-Chuan Chang 2007-08-21
7218930 Automatic recognition system for use in a wireless local area network (LAN) Ming-Chih Ko 2007-05-15