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 26–50 of 94 patents

Patent #TitleCo-InventorsDate
11670198 Flexible display panel and rollable display device Shuyuan Zhang 2023-06-06
11578425 Thermal control for formation and processing of aluminum nitride Robert T. Bondokov, Keisuke Yamaoka, Shichao Wang, Shailaja P. Rao, Takashi Suzuki +1 more 2023-02-14
11555256 Aluminum nitride crystals having low urbach energy and high transparency to deep-ultraviolet wavelengths Robert T. Bondokov, James R. Grandusky, Shichao Wang, Toru Kimura, Thomas Miebach +2 more 2023-01-17
11515455 Photon extraction from ultraviolet light-emitting devices Ken Kitamura, Masato Toita, Hironori Ishii, Yuting Wang, Leo J. Schowalter +1 more 2022-11-29
11418853 Trick playback of video data Jun Li, Jun Xu, Xiaojun Ma 2022-08-16
11373885 Wet etching apparatus 2022-06-28
11252121 Message sending method and terminal device Pan Zeng, Hui Chen, Zhoufeng Chen 2022-02-15
11180298 Position indicator on liquid sample container 2021-11-23
11168411 Impurity control during formation of aluminum nitride crystals and thermal treatment of aluminum nitride crystals Robert T. Bondokov, James R. Grandusky, Shichao Wang, Toru Kimura, Thomas Miebach +2 more 2021-11-09
11165740 Message sending method and terminal device Qiang Lin, Zhoufeng Chen 2021-11-02
11030202 Method and device for recommendation of media content Lichun Liu, Jingtao Zhu, Xiang Wang, Chentao Fan, Bin Zhou +6 more 2021-06-08
11006346 X2 service transmission method and network device Wan XUE, Changcong Dong 2021-05-11
10971665 Photon extraction from nitride ultraviolet light-emitting devices Leo J. Schowalter, James R. Grandusky 2021-04-06
10954608 UV-transparent aluminum nitride single crystal having a diameter of 35 mm to 150 mm and a predefined UV transparency metric at a wavelength of 265 nm Robert T. Bondokov, Keisuke Yamaoka, Shichao Wang, Shailaja P. Rao, Takashi Suzuki +1 more 2021-03-23
10854009 Method, apparatus, and system for obtaining virtual object, and storage medium Zijie Chen, Jie Gao, Yongtao Li, Zhijie Xie, Shipeng Zhang +2 more 2020-12-01
10854797 Photon extraction from ultraviolet light-emitting devices Ken Kitamura, Masato Toita, Hironori Ishii, Yuting Wang, Leo J. Schowalter +1 more 2020-12-01
10851474 Thermal control for formation and processing of aluminum nitride Robert T. Bondokov, Keisuke Yamaoka, Shichao Wang, Shailaja P. Rao, Takashi Suzuki +1 more 2020-12-01
10780390 Gas-phase oxidation/decomposition and absorption integrated device and application thereof Guangwen Chu, Yong Cai, Yong Luo, Haikui Zou, Baochang Sun 2020-09-22
10777706 Electrochemical removal of aluminum nitride substrates for electronic and optoelectronic devices Ken Kitamura, Leo J. Schowalter 2020-09-15
10731721 Elastic adjustable brake pad for use in train Changkun YANG, Xiang Zhao, Kai Xiao, Dan Zheng, Guangyu Li +8 more 2020-08-04
10694136 Method, apparatus and electronic device for interface invoking 2020-06-23
10615322 Photon extraction from nitride ultraviolet light-emitting devices Leo J. Schowalter, James R. Grandusky 2020-04-07
10556845 System and producing method for preparing alkylated oil by using sulfuric acid as catalyst Haikui Zou, Guangwen Chu, Yong Luo, Baochang Sun, Yang Xiang 2020-02-11
10550493 Thermal control for formation and processing of aluminum nitride Robert T. Bondokov, Keisuke Yamaoka, Shichao Wang, Shailaja P. Rao, Takashi Suzuki +1 more 2020-02-04
10526118 Position indicator on liquid sample container 2020-01-07