US Patent 7969615 Image forming apparatus and image processing apparatus
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Edits on 28 Nov, 2023
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Patent abstract
An image forming apparatus forms an image for a latent image portion of which density is relatively higher with a dark color image forming portion, and forms an image for a background portion of which density is relatively decreased or of which image disappears, with a light color image forming portion, with respect to portions of forgery-preventing pattern image in which the density contrasts for the portions mutually differ after copying.
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US Patent 07969615 Image forming apparatus and image processing apparatus US Patent 7969615 Image forming apparatus and image processing apparatus
Infobox
Patent Number
0796961500
Patent Number
796961500
Edits on 3 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
079696150
Date of Patent
June 28, 2011
0Patent Application Number
121040590
Date Filed
April 16, 2008
0Patent Primary Examiner
Edits on 26 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
079696150
Date of Patent
June 28, 2011
0Patent Application Number
121040590
Date Filed
April 16, 2008
0Patent Primary Examiner
Edits on 8 Dec, 2021
Golden AI
Edits made to:
Infobox (+7 properties)
US Patent 07969615 Image forming apparatus and image processing apparatus
Infobox
Is a
Patent jurisdiction
Patent number
07969615
Date of patent
June 28, 2011
Patent application number
12104059
Date Filed
April 16, 2008
Patent primary examiner
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