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QUANYOU COMPUTER CO LTD

Overview
  • Total Patents
    48
About

QUANYOU COMPUTER CO LTD has a total of 48 patent applications. Its first patent ever was published in 1996. It filed its patents most often in China and Japan. Its main competitors in its focus markets audio-visual technology, measurement and environmental technology are BLOX A G U, AEMASS INC and TETRAVUE INC.

Patent filings in countries

World map showing QUANYOU COMPUTER CO LTDs patent filings in countries
# Country Total Patents
#1 China 45
#2 Japan 3

Patent filings per year

Chart showing QUANYOU COMPUTER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cai Qibin 6
#2 Wang Jinda 5
#3 Jian Rongfu 4
#4 Han Li 3
#5 You Qingtu 3
#6 Shen Changhan 3
#7 Zheng Rongsong 3
#8 Lin Zizhi 2
#9 Shi Qingde 2
#10 Ye Hanzhou 2

Latest patents

Publication Filing date Title
CN1798255A Multifunctional portable type image pick up device
CN1744652A Film clamping device
CN1691733A Scanner capable of independent operation
CN1601495A Multicard information transient device
CN1648714A Scanner of multiplication resolution and its scanning method
CN1649187A CRV3 cell and AA cell shared cell room
CN1619578A Film image previewing method of film scanner
CN1610374A Apparatus for making pick-up image contain junction identification point and utilized identification components thereof
CN1591161A Epidiascope and film projecting method thereof
CN1581916A Method for enabling scanner correctly scanning fluorescence colour
CN1507281A Color correction device and method for projector
CN1295306A Scanner with portable data memory medium
CN1284647A Scanner capable of identifying the range of scanned object automatically and its identification method
CN1283852A Optical medium access device with image scan function
CN1275025A Image taking device for small-sized document
CN1274090A 3D measuring instrument
CN1271911A Multifunctional image pick-up device
CN1271194A Multiple-freedom shock eliminator
CN1269563A Scanner
CN1229222A Image scanning device with image repair function