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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

• RICOH COMPANY, LTD.

International Classification(s)

• B41J:TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. M....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kida, Hitoshi	Hitachinaka, JP	58	414
Kugai, Kenichi	Hitachinaka, JP	16	141
Tobita, Satoru	Hitachinaka, JP	37	492
Yamada, Takahiro	Hitachinaka, JP	284	2950

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 26, 2010	US,7651203,B2   US7651203B2	GRANTED PATENT AS SECOND PUBLICATION
June 14, 2007	US,20070132813,A1   US20070132813A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7651203

Inkjet recording device, ejecting device provided therein, and method of calibrating ejection characteristic for droplet

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