Learn more

CHANGCHUN PHYSICS INST CAS

Overview
  • Total Patents
    23
About

CHANGCHUN PHYSICS INST CAS has a total of 23 patent applications. Its first patent ever was published in 1987. It filed its patents most often in China. Its main competitors in its focus markets semiconductors and materials and metallurgy are IWAKI GLASS CO LTD, TUERKIYE SISE VE CAM FABRIKALARI A S and ADVANCED CERAMIC X CORP.

Patent filings in countries

World map showing CHANGCHUN PHYSICS INST CASs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing CHANGCHUN PHYSICS INST CASs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Ximin Huang 5
#2 Kai Ma 4
#3 Ye Ruhua 4
#4 Gao Pengtao 3
#5 Zheng Yan 3
#6 Bing Xiuhua 2
#7 Sun Huanying 2
#8 Lisong Lu 1
#9 Jinggui Lu 1
#10 Fuwen Zhang 1

Latest patents

Publication Filing date Title
CN1234332A Method for producing chip of hetegrodyne acousto-optical spectrometer
CN1186330A Method for annealing film electroluminescent component
CN1186102A Ultra-violet fluorescent marking material for anti-fake and manufacture thereof
CN1186103A Green fluorescent powder and preparation thereof
CN1186101A Preparation of anti-ageing film for electroluminescent powder
CN1186124A Growth of nitrogen-oxygen-silicon film
CN1185651A II-VI family semi-conductor film preparation technology
CN1185475A Up-conversion luminous material and preparation method thereof
CN1185490A Method for making artificial fluorescent precious stone
CN1185023A Metal bushing material, and tech. for mfg. bushing thereof
CN1185041A Method for mfg. ac electroluminescent film device
CN1185016A Method for preparing strip like transparent electrode
CN1193744A Color filter with negative double refraction
CN1127226A Colour light filter film
CN1127364A Vacuum-pressing making method for LCD screen
CN1127399A Lead wire connection method for matrix LCD device
CN1129301A Gas-temp. tracing coal-consumption instrument for boiler
CN1104340A Liquid crystal-disply device and its making technology
CN1104326A Testing method for vibration of optical table
CN1100204A Torsional nematic liquid crystal display device