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LI ZHENGWEN

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    205,792
About

LI ZHENGWEN has a total of 18 patent applications. Its first patent ever was published in 1988. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets semiconductors, transport and micro-structure and nano-technology are CREE HUIZHOU OPTO LTD, JIANGXI MTC SEMICONDUCTOR CO LTD and PLAYNITRIDE DISPLAY TECH CO LTD.

Patent filings in countries

World map showing LI ZHENGWENs patent filings in countries

Patent filings per year

Chart showing LI ZHENGWENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Zhengwen 17
#2 Wong Keith Kwong Hon 4
#3 Chudzik Michael P 4
#4 Pei Chengwen 3
#5 Kwon Unoh 3
#6 Yu Jian 2
#7 Papadatos Filippos 2
#8 Simon Andrew H 2
#9 Farmer Damon B 1
#10 Zhang Zhen 1

Latest patents

Publication Filing date Title
CN105163020A System and method utilizing wireless camera for recording address code information of wireless equipment
CN104125562A Wireless communication encryption method capable of changing passwords
CN103957048A Method for preventing wireless batch received and transmitted data loss through frame structure
CN103957137A Automatic time period changeable self-adaptation polling method
US2013277764A1 Etch stop layer formation in metal gate process
US2013062677A1 Self-aligned bottom plate for metal high-K dielectric metal insulator metal (MIM) embedded dynamic random access memory
US2012104469A1 Replacement gate MOSFET with a high performance gate electrode
CN101947933A Push-out mechanism for hidden traffic warning board
US2012040512A1 Method to form nanopore array
US2011215409A1 Structure and method to make replacement metal gate and contact metal
US2011067620A1 Dynamoelectric concealed obvious warning board for car
US2010237442A1 Selectively self-assembling oxygen diffusion barrier
CN1772534A Liftable telescopic automobile door awning
CN1951726A Vehicular umbrella storage box
CN1232936A Auxiliary automobile lighting method and device
CN1043953A White glues and manufacturing process thereof