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44TH INST CHINA ELECTRONICS TECH GROUP CORP

Overview
  • Total Patents
    178
  • GoodIP Patent Rank
    8,140
  • Filing trend
    ⇧ 20.0%
About

44TH INST CHINA ELECTRONICS TECH GROUP CORP has a total of 178 patent applications. It increased the IP activity by 20.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets semiconductors, optics and measurement are CN ELECT TECH NO 44 INST, SUZUKI HISANORI and TAY HIOK-NAM.

Patent filings in countries

World map showing 44TH INST CHINA ELECTRONICS TECH GROUP CORPs patent filings in countries
# Country Total Patents
#1 China 178

Patent filings per year

Chart showing 44TH INST CHINA ELECTRONICS TECH GROUP CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sun Lijun 19
#2 Wang Xiaodong 18
#3 Liu Changju 14
#4 Bai Xueping 14
#5 Hua Yong 13
#6 Qu Pengfei 13
#7 Wang Chaomin 12
#8 Lei Renfang 12
#9 Gao Xinjiang 12
#10 Mo Caiping 12

Latest patents

Publication Filing date Title
CN112285816A Preparation method of distributed feedback semiconductor laser grating and chip
CN112285831A Armor stripping device for armored optical fiber and using method thereof
CN112271163A High-precision linear photoelectric coupler structure
CN112233966A Airflow switching method for InGaAs-to-InP interface growth
CN112230121A High and low temperature test system for photoelectric coupler
CN112217088A 808nm wave band built-in grating pump source chip
CN112110231A Anti-overlapping tray for bulk ceramic substrates
CN112162259A Pulse laser time-voltage conversion circuit and control method thereof
CN112187254A High-speed photoelectric detector assembly with multichannel high-voltage synchronous isolation and strong driving capability
CN111856748A Microwave photon-oriented FP interference filter modeling method
CN111987117A Output node structure of CCD image sensor and manufacturing process thereof
CN111987584A 974nm semiconductor laser for high-precision gyroscope
CN111987076A Near-infrared and visible light wide-spectrum photoelectric detector and manufacturing method thereof
CN111933729A Method for manufacturing low dark current silicon-based germanium detector
CN111913330A High extinction ratio light time delay regulation and control structure and device
CN111916347A Phosphorus diffusion doping method for SOI (silicon on insulator) wafer
CN111916525A Germanium waveguide detector side wall shallow junction ion implantation process
CN111917477A Distributed optical fiber broadband phase-stable transmission system and method based on ring topology
CN111934773A Distributed optical fiber broadband phase-stable transmission distribution system and method based on loop topology
CN111901041A Large dynamic signal demodulation model device based on phase modulation