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CANON CAMERA CO

Overview
  • Total Patents
    174
About

CANON CAMERA CO has a total of 174 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets optics, machines and electrical machinery and energy are MINOLTA CAMERA KK, SHIYASHIN KOGYO KK and TAMERAN INC.

Patent filings in countries

World map showing CANON CAMERA COs patent filings in countries

Patent filings per year

Chart showing CANON CAMERA COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Inoue Eiichi 11
#2 Takeshi Goshima 10
#3 Jiro Mukai 10
#4 Tanaka Hiroshi 8
#5 Endo Ichiro 7
#6 Hiroshi Ito 6
#7 Keizo Yamaji 6
#8 Goshima Takeshi 6
#9 Suzukawa Hiroshi 6
#10 Ito Hiroshi 6

Latest patents

Publication Filing date Title
US3895943A Method for the preparation of CdS or CdSe powder for electrophotography
US3785820A Photorecording process and photorecording member
US3825427A Recording member of photocolor developing and eliminating material and the recording method
US3743274A Drive mechanism for copying machine
US3801317A Electrophotographic plate
US3826683A Method of producing a photo-conductive cell
DE1912161A1 Light-stable erasable copies prodn - in photochromic coats of spiropyran in non-polar binder
US3667949A Imagewise photochromic process utilizing spiropyran compounds and halogenated hydrocarbon photoactivators
US3673595A Apparatus for electrostatic image-forming and processes for use therewith
DE1906978A1 Developers for electrical latent images contng a dye
US3620620A Original holder reciprocating-type driving device for photocopying machine
US3581102A Photoelectric and electric light conversion element
US3624392A Electrophotographic charging apparatus comprising needle point discharge electrodes and concave shield electrodes
GB1242595A Pentaprism for single lens reflex camera
US3581149A Corona discharging device for electrophotographic process
GB1174735A Improved Electrophotographic Plate
US3663219A Electrophotographic process
US3600256A Hot stamping leaf for concealing indicia and method of using
US3594683A Photoconductive cell
GB1221333A Improved electrophotographic process