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ZHANG PUHUA

Overview
  • Total Patents
    20
About

ZHANG PUHUA has a total of 20 patent applications. Its first patent ever was published in 2002. It filed its patents most often in China, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets basic materials chemistry, environmental technology and engines, pumps and turbines are DORF KETAL CHEMICALS FZE, INTERNAT FUEL TECHNOLOGY INC and LEE YOUNG SEO.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Puhua 20
#2 Xu Minsheng 1

Latest patents

Publication Filing date Title
CN104295410A Energy-saving carburetor
CN104153916A Efficient energy-saving internal combustion engine automatic adjustment oil supply mechanism and flow control method thereof
CN103195617A Automatic regulating and control equipment promoting fuel combustion
CN101289981A Heat engine exhausting pipe evaporation -electrolytic apparatus
CN1690179A Method for converting water into steam and device therefor
AU2002354324A1 A venturi tube device for an internal combustion engine
CN1408992A Method and device for changing water into fuel