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HUANG SHIYAN

Overview
  • Total Patents
    12
About

HUANG SHIYAN has a total of 12 patent applications. Its first patent ever was published in 1990. It filed its patents most often in China, Australia and EPO (European Patent Office). Its main competitors in its focus markets environmental technology and engines, pumps and turbines are VAURS BAPTISTE, LOPES JOAQUIM ANTONIO F and ONICS INC.

Patent filings per year

Chart showing HUANG SHIYANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Shiyan 10
#2 Shiyan Huang 2
#3 Chen Jintian 1

Latest patents

Publication Filing date Title
CN101063430A Vehicle oilchannel catalyze oil saving device
CN1224111A Engine fuel supply device
CN1203154A Method for making pencil lead gripping head of propelling pencil
CN1170083A Method and apparatus for modifying combustion of fuels for IC engines
CN1140631A Catalytic apparatus
CN1103464A Carburettor substitution device
CN1089133A A kind of hair growing conditioner
CN1054911A Gas fractionation unit