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ZHANG QUAN

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    175,324
About

ZHANG QUAN has a total of 32 patent applications. Its first patent ever was published in 1988. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, medical technology and electrical machinery and energy are VITAL ART AND SCIENCE LLC, STORZ MEDICAL AG and SCHENCK ROBERT R.

Patent filings in countries

World map showing ZHANG QUANs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Quan 28
#2 Quan Zhang 4
#3 Strangman Gary 2
#4 Zhang Yitong 1
#5 Zongjun Yuan 1
#6 Wang Yong 1
#7 Li Yi 1
#8 Wang Tao 1
#9 Zhang Yuanting 1
#10 Zhang Lili 1

Latest patents

Publication Filing date Title
CN109620558A A kind of women assisted reproductive technology ancillary equipment of multi-angle regulation
CN109430249A A kind of low-temperature storage device for reproductive medicine
CN111059651A Air purification device capable of intelligently displaying air index
CN108478931A A kind of hot bio wave health-care appliance
CN105781855A Power generation device capable of converting altitude temperature difference into gravitational potential energy
CN107035692A A kind of vacuum system performance degradation measuring method based on lobe pump fault mode
CN103473852A Method of preventing bank card from being embezzled
CN103350004A SCR denitrification catalyst regeneration method and mixture for SCR denitrification catalyst regeneration liquid
CN104116477A Inflation type bottle washing device
CN102961104A Electric shoe brush
CN103682727A Power plug
CN103682780A Power plug
CN103660366A Sealing and cutting device of bag making machine
CN103421551A Composite diesel
CN103136642A Cold-chain logistics information management system based on electronic code of product
WO2005051067A2 Moving unit with valves and changing amount and changing speed and changing volum
CN1417053A Step-less speed-changing and variable-volume device
CN1367318A System all-gear meshed chain variable-displacement equipment
AU4634101A A positive-displacement machine of gear type
CN1448637A All-teeth positive-displacement apparatus