Learn more

SHANGHAI LOOALL ELECTRONIC TECH CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    154,730
  • Filing trend
    ⇩ 25.0%
About

SHANGHAI LOOALL ELECTRONIC TECH CO LTD has a total of 11 patent applications. It decreased the IP activity by 25.0%. Its first patent ever was published in 2016. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets electrical machinery and energy and environmental technology are GREEN MARK TECHNOLOGY INC, MAIOLI VALERIO and GROUPS TECH CO LTD.

Patent filings in countries

World map showing SHANGHAI LOOALL ELECTRONIC TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 7
#2 WIPO (World Intellectual Property Organization) 3
#3 EPO (European Patent Office) 1

Patent filings per year

Chart showing SHANGHAI LOOALL ELECTRONIC TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shao Yunqi 11
#2 Zhang Shaojun 1
#3 Dong Changfu 1
#4 Sun Qishun 1
#5 Wang Guangliang 1
#6 Li He 1
#7 Jiang Chuncheng 1
#8 Zhang Jigang 1
#9 Zhou Yanqi 1
#10 Xu Yong 1

Latest patents

Publication Filing date Title
CN108650755A A kind of linear constant current driving chip and multi-chip parallel connection LED illumination driving circuit
CN108601162A LED illumination linear constant current driving circuit
CN111935874A Linear constant-current driving chip and multi-chip parallel LED lighting circuit
EP3534677A1 Linear constant-current driver circuit
CN107454710A A kind of linear constant current drive circuit
CN107454707A A kind of LED illumination linear constant current drive circuit of absorbable metal substrate leakage stream
CN107454706A A kind of integrated circuit and linear constant current drive circuit and its control method
CN107396481A A kind of linear constant current drive circuit