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CHANGCHUN INST OF OPTICS AND PHYSICS CHINESE ACADEMY OF SCIENCES

Overview
  • Total Patents
    20
About

CHANGCHUN INST OF OPTICS AND PHYSICS CHINESE ACADEMY OF SCIENCES has a total of 20 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and audio-visual technology are CHUANGHWA PICTURE TUBES LTD, WINTEST CORP and KOHNO TOHRU.

Patent filings in countries

World map showing CHANGCHUN INST OF OPTICS AND PHYSICS CHINESE ACADEMY OF SCIENCESs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing CHANGCHUN INST OF OPTICS AND PHYSICS CHINESE ACADEMY OF SCIENCESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jiahua Zhang 2
#2 Yihui Wu 2
#3 Bing Han 2
#4 Xu He 2
#5 Xia Zhang 2
#6 Shurong Wang 1
#7 Zhenduo Zhang 1
#8 Yuxing Dong 1
#9 Feng Li 1
#10 Junfeng Li 1

Latest patents

Publication Filing date Title
CN101818849A Oil storage and actively oil supply integrated device for space flywheel
CN101818798A Friction transmission rotation driving device
CN101819688A Parachuting height early warning record device and method thereof
CN101820501A Stable tracking method of television gate
CN101714348A Hybrid overlying gray-level control display drive circuit
CN101565620A Single-phase white-emitting phosphor based on near ultraviolet excitation and preparation method thereof
CN101441327A High-precision 2-D rotary regulation mechanism
CN101441111A Grating diffraction efficiency tester with CCD multicolor machine
CN101437118A Apparatus and method for automatically detecting and rejecting camera target surface stain spots
CN101439690A Trailer apparatus for large-sized telescope
CN101441093A Minitype absolute encoder with sixteen bit output
CN101441273A Method for improving vacuum ultraviolet scaling light source stability
CN101441082A Rapid triangle star map recognition method
CN101408411A Method for positioning relative position of off-axis aspherical mirror and zero compensation machine by four measuring bars
CN101388418A Portable non-track type non-image forming solar condensing device
CN101330119A Preparation method of green LED activated by dye
CN101329170A Method for dynamically measuring guide rail linearity
CN101309370A Photoelectric conversion simulating device of TDI CCD apparatus and method thereof
CN101251440A Dynamic goal simulator
CN101308135A Convex concave mould for manufacturing chip microfluid dynamic mixer mixing pool