Apparatus for calibrating toner density for color images

United States of America Patent

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Apr 7, 1998
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Dec 7, 1995
filing date
Dec 7, 1994

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Abstract

In a color image forming apparatus, a test pattern is formed by a color toner and provided with multiple tones by a dither method. The toner density of the test pattern is accurately read by a simple structure and faithfully corresponds to the actual toner density.

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Patent Owner(s)

Patent Owner	Address
RICOH COMPANY LTD	TOKYO 143-8555

International Classification(s)

G03G:ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Irie, Kouichi	Kashiwa, JP	11	254
Sasaki, Eiichi	Sagamihara, JP	105	654
Shinohara, Tadashi	Tokyo, JP	70	1558
Shio, Yutaka	Yokohama, JP	14	531
Sugiyama, Mitsugu	Yokohama, JP	10	569

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Apparatus for calibrating toner density for color images

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08568950

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PATENT NO	5737665
SERIAL NO	08568950
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08568950

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