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

Jianfeng Chen

CICrystal Is: 29 patents #5 of 44Top 15%
BTBeijing University Of Chemical Technology: 17 patents #1 of 305Top 1%
NPNanomaterials Technology Pte: 6 patents #1 of 25Top 4%
TETencent: 4 patents #1,478 of 8,131Top 20%
ISInterdigital Madison Patent Holdings, Sas: 3 patents #38 of 198Top 20%
LLLenovo (Beijing) Limited: 3 patents #238 of 1,308Top 20%
BHBaker Hughes Holdings: 3 patents #995 of 3,522Top 30%
ALAlibaba: 2 patents #598 of 2,313Top 30%
TLThomson Licensing: 2 patents #947 of 2,575Top 40%
ZCZhejiang Nhu Co.: 2 patents #24 of 120Top 20%
WCWanhua Chemical (Ningbo) Co.: 1 patents #13 of 111Top 15%
GCGuangzhou Kugou Computer Technology Co.: 1 patents #34 of 66Top 55%
XTXi'An University Of Technology: 1 patents #14 of 100Top 15%
Alcatel Lucent: 1 patents #594 of 1,504Top 40%
ZCZhejiang Quhua Fluor-Chemistry Co.: 1 patents #15 of 30Top 50%
ZUZhejiang University: 1 patents #773 of 2,379Top 35%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Huawei: 1 patents #8,196 of 15,535Top 55%
Shanghai, NY: #6 of 128 inventorsTop 5%
Overall (All Time): #16,304 of 4,157,543Top 1%
94 Patents All Time

Issued Patents All Time

Showing 76–94 of 94 patents

Patent #TitleCo-InventorsDate
9293670 Ultraviolet light-emitting devices and methods Masato Toita, Yuxin Li, Yuting Wang, Hironori Ishii, Ken Kitamura 2016-03-22
9194973 Self adaptive two dimensional filter for distributed sensing data Xudong Yang 2015-11-24
9173818 Method for preparing stable-type vitamin A microcapsules continuously Hong Yin, Zhirong Chen, Jiexin Wang, Yong Qi, Hong Zhao +2 more 2015-11-03
9156015 Microchannel double pipe device and usage thereof Zhigang Shen, Jimmy Sunglai Yun, Guangwen Chu 2015-10-13
9103736 Modeling an interpretation of real time compaction modeling data from multi-section monitoring system Xudong Yang 2015-08-11
9090468 Process of making metal chalcogenide particles Zhigang Shen, Meng Tack Ng, Sung Lai Jimmy Yun, Yit Wooi Goh, Wei Kian Soh 2015-07-28
8962359 Photon extraction from nitride ultraviolet light-emitting devices Leo J. Schowalter, James R. Grandusky 2015-02-24
8715614 High-gravity reactive precipitation process for the preparation of barium titanate powders Xiaolin Liu, Zhigang Shen, Guangwen Chu 2014-05-06
8642355 Versatile drug testing device 2014-02-04
8633152 Process for making micro-sized protein particles William John Glover, Elsa Wan, Jimmy Sunglai Yun 2014-01-21
8540908 Method of preparing nano-dispersed high-all-trans-carotenoid microcapsules Zhirong Chen, Hong Yin, Hong Zhao, Dan Qiu, Lifang Shi +3 more 2013-09-24
7985388 Process for making nano-sized and micro-sized precipitate particles Zhigang Shen, Jiyao Zhang, Giawen Sim, Jimmy Sung Lai Yun 2011-07-26
7930033 Appendicular and rectal stimulator device for digestive and eating disorders Yong Lei 2011-04-19
7893301 Method of preparing polymethylene-polyphenyl-polyamine Jiansheng Ding, Hongke Zhang, Haikui Zou, Weiqi Hua, Pengyuan ZHANG +3 more 2011-02-22
7808907 Scheduling method for use in a mesh network Caixia Chi 2010-10-05
7507813 Amorphous cefuroxime axetil and preparation process therefore Jie Zhong, Zhigang Shen, Jiyao Zhang 2009-03-24
7485367 CaCO3/SiO2.nH2O nanocomposite particles and SiO2.nH2O hollow-structures nanomaterials and synthesizing method Runjing Liu, Yun Jimmy, Zhigang Shen, Haikui Zou, Fen Guo 2009-02-03
6827916 Method of making silica Kai Guo, Fen Guo, Hong Jia 2004-12-07
6356902 Method and system for storage and retrieval of multimedia objects Pek Yew Tan, Kok Leong Ng 2002-03-12