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LI WEIMIN

Overview
  • Total Patents
    52
  • GoodIP Patent Rank
    43,953
  • Filing trend
    ⇧ 233.0%
About

LI WEIMIN has a total of 52 patent applications. It increased the IP activity by 233.0%. Its first patent ever was published in 1995. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets semiconductors, electrical machinery and energy and environmental technology are PERTRIX UNION GMBH, ZIMMERMAN MICHAEL A and XIN ZHANG.

Patent filings in countries

World map showing LI WEIMINs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Weimin 50
#2 Yang Sam 1
#3 Li John Q 1
#4 Zhong Chenying 1
#5 Sandhu Gurtej S 1
#6 Weimin Li 1
#7 An Zhang Jin 1
#8 Li Weimin Li 1
#9 Shuzhi Yuan 1

Latest patents

Publication Filing date Title
CN111895041A Unidirectional rotation damper
WO2020172454A1 Need for si3n4 selective removal by wet chemistry
US2021020652A1 Using Metal Gate First Method to Build Three-Dimensional Non-Volatile Memory Devices
CN111937188A High-power lithium ion battery and preparation method thereof
WO2018136730A1 Using metal gate first method to build three dimensional non-volatile memory devices
CN107246646A The heating installation for being easy to disassembling, assembling and replacing to repair
CN106697698A Circulating rotary warehouse
CN106743031A One kind guides accurately loop back warehouse
CN106002646A Six-axis sand blasting machine and surface machining method using six-axis sand blasting machine
CN105800492A Metering line winder
CN105690403A Steel cable robot
CN105697935A Water pipe protective jacket
CN105645213A Stable lifting mechanism
CN105645224A Safety lifting mechanism
CN105645305A Empty-step-prevention ascending/descending mechanism
CN105692511A Shaking prevention lifting mechanism
CN105692499A Rapid feeding and discharging lifting mechanism
CN105538166A Three-dimensional sand blasting device
CN104985300A Robot welding method and welding structure used for argon arc ring welding robot
CN104960959A Bulk cloth rolling and inspection machine aiming at dye-works