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DONGGUAN FORTUNE ELECTRONIC MATERIAL CO LTD

Overview
  • Total Patents
    14
About

DONGGUAN FORTUNE ELECTRONIC MATERIAL CO LTD has a total of 14 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets semiconductors are SPINNAKER SEMICONDUCTOR INC, AGING TESUTA KAIHATSU KYODO KU and CORP U.

Patent filings in countries

World map showing DONGGUAN FORTUNE ELECTRONIC MATERIAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing DONGGUAN FORTUNE ELECTRONIC MATERIAL CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Semiconductors

Focus technologies

# Technology
#1 Semiconductor devices

Top inventors

# Name Total Patents
#1 Wang Weiyun 9
#2 Zhou Aixin 6
#3 Li Yongde 6
#4 Mao Minghua 5
#5 Wu Xuanliang 5
#6 Ma Difei 5
#7 Chen Xiaodong 3
#8 Weiyun Wang 2
#9 Zhuwen Zhang 1
#10 Aixin Zhou 1

Latest patents

Publication Filing date Title
CN103247736A Welding protection structure of flip LED chip
CN103247735A N-electrode connection structure of LED flip chip
CN103227261A Led flip chip
CN103245901A LED flip-chip testing machine and testing method
CN103149524A Reversed LED (Light Emitting Diode) chip tester and test method
CN103139961A Light-emitting dioxide (LED) high voltage power source
CN102916101A LED (light emitting diode) chip with flip structure
CN102338850A Ceramic package type LED (light emitting diode) spot measurement device and method
CN102270712B LED (Light-Emitting Diode) vacuum encapsulating device and method
CN102800778A Light-emitting diode with inverted chip and manufacturing method of light-emitting diode
CN102148309A LED (light emitting diode) chip with improved structure
CN102157641A Method for manufacture LED (light-emitting diode) chip
CN102054904A Gallium nitride light-emitting diode structure with radiating through holes
CN101944557A High-order side corrosion method for side of high-power gallium nitride based chip