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USPTO Patent Rankings Data through Dec 31, 2025
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Ruigen Ding — 2 Patents

CTChangxin Memory Technologies: 1 patents #386 of 743Top 55%
Hefei, CN: #479 of 1,388 inventorsTop 35%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ruigen Ding has been granted 2 US patents while listed as an inventor at Changxin Memory Technologies. All of these patents were granted in 2025. Ruigen Ding ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ruigen Ding in Hefei, CN.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1099019 Charging station Xiaoran Du 2025-10-21
12426246 Semiconductor structure and method for forming same Gongyi Wu, Xianxian Tang, Nan Deng, Yuchen Wang 2025-09-23

Frequent Collaborators

Xiaoran Du1 shared
Gongyi Wu1 shared
Nan Deng1 shared
Xianxian Tang1 shared
Yuchen Wang1 shared

Nearby-Ranked Inventors

Leonard Mattheis2
Yiqi SHI2
Roberto DiCecco2
Haoneng Xu2
Emily Chew2
So Young Bae2
Julian Alexander Georgi2
Yoshihiro Asahara2
Assaf Ariel2