Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Wei-Che Chang — 4 Patents in 2021

UMUnited Microelectronics: 3 patents #71 of 616Top 15%
ZTZte: 1 patents #112 of 246Top 50%
Taichung, TW: #70 of 1,110 inventorsTop 7%
Overall (2021): #37,941 of 548,734Top 7%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11183499 Dynamic random access memory and methods of manufacturing, writing and reading the same Yoshinori Tanaka, Kai Jen 2021-11-23 $9,735,000
11064390 Traffic control method and device, terminal, system, and storage medium Wenbin Yan, Xiong Tang, Cheng-Huan Chen 2021-07-13
10910380 Method of manufacturing dynamic random access memory Kazuaki Takesako, Huang-Nan Chen 2021-02-02 $1,457,000
10910384 Memory devices and methods of fabricating the same Ying-Chu Yen 2021-02-02 $1,457,000