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QINGDAO JOWON MECHANICAL AND ELECTRICAL CO LTD

Overview
  • Total Patents
    22
About

QINGDAO JOWON MECHANICAL AND ELECTRICAL CO LTD has a total of 22 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets machines and environmental technology are KADOWAKI TOSHUKI, FOKIN ALEKSANDR P and NZ MINISTRY FORESTRY.

Patent filings in countries

World map showing QINGDAO JOWON MECHANICAL AND ELECTRICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing QINGDAO JOWON MECHANICAL AND ELECTRICAL CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Environmental technology

Top inventors

# Name Total Patents
#1 Zhang Bing 22
#2 Meng Xiangdong 15
#3 Li Maotao 8
#4 Sun Pengfei 8
#5 Li Yong 7
#6 Deng Songjie 3
#7 Li Zongwu 3
#8 Sun Yanbo 1

Latest patents

Publication Filing date Title
CN104722423A Electromagnetic automatic flow control device of crystal sputtering machine
CN104722427A Electronic automatic liquid level control device of crystal sputtering coating machine
CN104722421A Liquid crystal film shooting machine
CN104722426A Electrical automatic control device of crystal sputtering coating machine
CN103643250A Environment-friendly paraffin cleaner
CN103666818A Engine carbon-deposition clearing agent and preparation method thereof
CN103666824A Fabric degreaser and preparation method thereof
CN103657920A Electromagnetic automatic flow control device of crystal film spraying machine
CN103639086A Electrified automatic control device for crystal film spraying machine and spraying technology
CN103640857A Automatic loading device for kitchen waste disposal
CN103485862A Engine oil filter
CN103484913A Aluminum alloy hard anodic oxidization treating process
CN103464322A Kerosene heating system for crystal film coating machine and utilization method thereof
CN103480529A Automatic electronic liquid-level control device for crystal film-shooting machine and control method of automatic electronic liquid-level control device
CN103464320A Liquid crystal film spaying machine and film spaying process
CN103464324A High-pressure airless spray gun without blind spraying corner
CN103505928A Engine oil filter
CN103453526A Combustor with automatic air quantity control function
CN103556199A Crystal film and coating technology thereof
CN103086758A Anaerobic composting process applicable to small-scale kitchen waste treatment