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ZHANG ZHENXIANG

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    163,473
  • Filing trend
    ⇩ 100.0%
About

ZHANG ZHENXIANG has a total of 18 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1993. It filed its patents most often in China, United States and Canada. Its main competitors in its focus markets civil engineering, computer technology and it methods for management are SHIN JAE SEUNG, CHING FENG HOME FASHIONS CO LTD and MILLER JAMES V.

Patent filings in countries

World map showing ZHANG ZHENXIANGs patent filings in countries
# Country Total Patents
#1 China 15
#2 United States 2
#3 Canada 1

Patent filings per year

Chart showing ZHANG ZHENXIANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Zhenxiang 16
#2 Zhang Shuhao 1
#3 Jianlin Li 1
#4 Zhenxiang Zhang 1
#5 Duan Fenghuan 1
#6 Fang Lu 1

Latest patents

Publication Filing date Title
US2018218553A1 Method of verifiable and anonymous voter receipt for electronic voting system
CN106869725A A kind of window sealing structure
CN107100521A A kind of casement window feature discharge structure
CN107044249A It is a kind of to contribute to the decoration buckling plate of integrated window draining
CN106907100A Window high performance structures
CN106837123A A kind of roundabout scupper shutter of building doors and windows
CN105781369A Circuitous water discharging structure of combined type door and window
CN105317364A Sandwich type protection screen window
CN105317365A Outer protective protection screen window
CN105317329A Embedded and inserted type protection door and window
CN102988040A Electrocardiograph limb lead clamp hanging rod
US2009211431A1 Automatic guitar tuning case
CN1695672A Medicated wine for invigorating the kidney
CN1510216A Assembled overpass
CN1510327A Multipurpose lever adjustable section
CN1510315A Anti-loosing nuts with different tooth profiles from common ones
CA2332659A1 Laser golf training apparatus
CN1089499A Skin-cleaning liquid and preparation method