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ZHIWEI ZHENG

Overview
  • Total Patents
    17
About

ZHIWEI ZHENG has a total of 17 patent applications. Its first patent ever was published in 2003. It filed its patents most often in China. Its main competitors in its focus markets surface technology and coating, environmental technology and civil engineering are YANGZHOU TENGFEI ELECTRIC CABLE AND APPLIANCE MATERIALS CO LTD, BRINCKER OLE and BIRDAIR INC.

Patent filings in countries

World map showing ZHIWEI ZHENGs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing ZHIWEI ZHENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhiwei Zheng 17

Latest patents

Publication Filing date Title
CN102673789A Escape device
CN102371834A Wedding heart-shaped rainbow gate
CN102373840A Door lock of magnetic attraction bolt
CN101603393A Muscle-type automatic door closer
CN101603394A Torsion-type automatic door closer
CN101619639A Clockwork-type door self-closing device
CN101617906A Anti-mobile clothes rack
CN101603392A Track-type automatic door closer
CN101603391A Door holder
CN101619638A Rubber strip-type door self-closing device
CN101828846A Clothes airing support with elastic hook
CN101828845A Triangular hook clothes-hanging supporter
CN101828848A Hanger support
CN101828847A Clothes-hanging brace with oval hook
CN1858103A Material special for plastic track
CN1554841A Light building plate with glass fiber net
CN1514086A Composite sand wiched wall board