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Nobuhiro Makita
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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Inner cap for toner container and toner container
Patent number
8,233,818
Issue date
Jul 31, 2012
Ricoh Company, Ltd.
Tomoe Sasaki
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Toner container having lid including lug
Patent number
6,901,230
Issue date
May 31, 2005
Ricoh Company, Ltd.
Hideo Ichikawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
6,751,431
Issue date
Jun 15, 2004
Ricoh Company, Ltd.
Hideo Ichikawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
6,418,293
Issue date
Jul 9, 2002
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
6,289,195
Issue date
Sep 11, 2001
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
6,075,963
Issue date
Jun 13, 2000
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
5,918,090
Issue date
Jun 29, 1999
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
5,822,663
Issue date
Oct 13, 1998
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Densely packed toner container and method of producing the same
Patent number
5,740,507
Issue date
Apr 14, 1998
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Powder feeding method and apparatus for feeding powders with a flui...
Patent number
5,727,607
Issue date
Mar 17, 1998
Ricoh Company, Ltd.
Hideo Ichikawa
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Powder filling method and powder filling device
Patent number
5,711,353
Issue date
Jan 27, 1998
Ricoh Company, Ltd.
Hideo Ichikawa
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
5,627,631
Issue date
May 6, 1997
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
5,500,719
Issue date
Mar 19, 1996
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer replenishing device and developer container for use there...
Patent number
5,455,662
Issue date
Oct 3, 1995
Ricoh Company, Ltd.
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic recording apparatus
Patent number
4,875,063
Issue date
Oct 17, 1989
Ricoh Company, Ltd.
Hiroyuki Idenawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic printing apparatus with heated adjustable pressure to...
Patent number
4,753,543
Issue date
Jun 28, 1988
Ricoh Company, Ltd.
Hideaki Mochimaru
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
INNER CAP FOR TONER CONTAINER AND TONER CONTAINER
Publication number
20100284710
Publication date
Nov 11, 2010
Tomoe Sasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer replenishing device and developer container for use there...
Publication number
20040161267
Publication date
Aug 19, 2004
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer replenishing device and developer container for use there...
Publication number
20030138273
Publication date
Jul 24, 2003
Hideo Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer replenishing device and developer container for use there...
Publication number
20020001485
Publication date
Jan 3, 2002
RICOH COMPANY LTD.
Hideo Ichikawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC