Changfeng Wang — 8 Patents at Shanghai Huali Integrated Circuit

Changfeng Wang has been granted 8 US patents while listed as an inventor at Shanghai Huali Integrated Circuit. The first was granted in 2013 and the most recent in November 2025. Changfeng Wang ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Changfeng Wang in Shanghai, MA, CN.

Patents per Year

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #	Title	Co-Inventors	Date
12483785	High-sensitivity three-dimensional topography recovery method based on dual-channel differentiation	Xiao Zhang, Yunuo Chen, Wenyan Lang, Sidney S. Chen	2025-11-25
12051091	Systems and methods for optimal automatic advertising transactions on networked devices	Xin Chen	2024-07-30
11404994	Frequency converter module	Zhihao Wei, Tao Ding, Hongming Wang, Haotian Gong, Zhongxian Gao +4 more	2022-08-02
11271012	Method for improving size of contact holes of FDSOI device	Tonghui Wang, Duanquan LIAO	2022-03-08
11023921	Providing data and analysis for advertising on networked devices	David Rydzewski	2021-06-01
10713311	Audience on networked devices	—	2020-07-14
10497718	Silicon-on-insulator structure having bipolar stress, and manufacturing method therefor	Yanfei Ma, Duanquan LIAO	2019-12-03
8438184	Uniquely identifying a network-connected entity	Hsu-Tang Pu	2013-05-07