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WEIFANG HUAGUANGGUANG ELECTRONICS CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    85,222
About

WEIFANG HUAGUANGGUANG ELECTRONICS CO LTD has a total of 20 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets optics, measurement and surface technology and coating are PHASED ARRAY LASERS PTY LTD, CHENGDU WEESON TECH CO LTD and WUXI MINGNI ELECTRONIC TECHNOLOGY CO LTD.

Patent filings in countries

World map showing WEIFANG HUAGUANGGUANG ELECTRONICS CO LTDs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing WEIFANG HUAGUANGGUANG ELECTRONICS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Kening 8
#2 Zhang Guangming 8
#3 Zheng Zhaohe 7
#4 Xu Xiangang 7
#5 Tang Qingmin 6
#6 Jia Xutao 5
#7 Su Jian 5
#8 Deng Tao 3
#9 Chen Kang 3
#10 Yin Fangjun 3

Latest patents

Publication Filing date Title
CN111999631A Aging clamp for semiconductor laser chip
CN111900614A Semiconductor laser heat sink sheet quick leveling device and leveling method
CN111864529A Fast film pressing and removing device and method for COS (chip on chip) die bonding of semiconductor laser
CN111755949A Preparation method of ridge GaAs-based laser with asymmetric injection window
CN111755947A Asymmetric structure high-power laser with Bragg reflector and preparation method thereof
CN111715605A Cleaning device and cleaning method for optical coating clamp
CN111725702A Manufacturing method of vertical cavity surface emitting laser for preventing excessive oxidation during wet oxidation
CN111719139A MOCVD tray processing method
CN111485215A Optical fiber ceramic ferrule end face coating clamp and application thereof
CN111490454A P-surface metal preparation method of ridge GaAs-based laser with deep groove
CN111478181A Preparation method of multi-wavelength laser
CN111478177A Rapid bonding device and bonding method for semiconductor laser electrode wire
CN111224313A Rapid assembling device and assembling method for semiconductor laser module lens
CN111224314A Self-indication surface-mounted semiconductor laser and packaging method thereof
CN111200237A Bridge electrode semiconductor laser and preparation method thereof
CN111195750A Semiconductor laser tube cap rapid cap cutting device and cap cutting method
CN111106527A Method for improving cavity surface coating quality of semiconductor laser
CN111123058A Semiconductor laser whole aging device and aging method
CN110676686A Die bonding clamp and die bonding method for photoelectric detector of semiconductor laser
CN110676687A Cap mounting device and method for welding semiconductor laser tube cap