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Makoto Kawaguchi
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Numazu-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Toner container and image forming apparatus
Patent number
8,244,163
Issue date
Aug 14, 2012
Ricoh Company, Limited
Hideo Yoshizawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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 a gear portion and image forming apparatus
Patent number
8,050,597
Issue date
Nov 1, 2011
Ricoh Company, Limited
Hideo Yoshizawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Stretch label attaching device
Patent number
7,191,514
Issue date
Mar 20, 2007
Ricoh Company Limited
Makoto Kawaguchi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Reversible thermosensitive recording material
Patent number
6,060,425
Issue date
May 9, 2000
Ricoh Company, Ltd.
Kunichika Morohoshi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image recording method using reversible thermosensitive recording m...
Patent number
5,900,900
Issue date
May 4, 1999
Ricoh Company, Ltd.
Yoshihiko Hotta
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Reversible thermosensitive recording material and method of forming...
Patent number
5,747,413
Issue date
May 5, 1998
Ricoh Company, Ltd.
Tetsuya Amano
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Reversible thermosensitive recording material
Patent number
RE35640
Issue date
Oct 21, 1997
Ricoh Company, Ltd.
Yoshihiko Hotta
503 - Record receiver having plural interactive leaves or a colorless color f...
Information
Patent Grant
Reversible thermosensitive recording medium and method of producing...
Patent number
5,627,126
Issue date
May 6, 1997
Ricoh Company, Ltd.
Tetsuya Amano
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image recording method
Patent number
5,583,554
Issue date
Dec 10, 1996
Ricoh Company, Ltd.
Fumihito Masubuchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for producing reversible thermosensitive recording material
Patent number
5,556,827
Issue date
Sep 17, 1996
Ricoh Company, Ltd.
Toru Nogiwa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Information recording card, and information recording and recogniti...
Patent number
5,471,044
Issue date
Nov 28, 1995
Ricoh Company, Ltd.
Yoshihiko Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image recording method
Patent number
5,448,065
Issue date
Sep 5, 1995
Ricoh Company, Ltd.
Fumihito Masubuchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Reversible thermosensitive recording medium
Patent number
5,426,086
Issue date
Jun 20, 1995
Ricoh Company, Ltd.
Yoshihiko Hotta
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Card processing method
Patent number
5,321,239
Issue date
Jun 14, 1994
Ricoh Company, Ltd.
Fumihito Masubuchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of compensating for distortion in recording layer in reversi...
Patent number
5,310,718
Issue date
May 10, 1994
Ricoh Company, Ltd.
Tetsuya Amano
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Reversible thermosensitive recording material
Patent number
5,283,220
Issue date
Feb 1, 1994
Ricoh Company, Ltd.
Makoto Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Reversible thermosensitive recording material
Patent number
5,278,128
Issue date
Jan 11, 1994
Ricoh Company, Ltd.
Yoshihiko Hotta
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Reversible thermosensitive recording material and method of produci...
Patent number
5,219,820
Issue date
Jun 15, 1993
Ricoh Company, Ltd.
Kunichika Morohoshi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Reversible thermosensitive recording material
Patent number
5,158,926
Issue date
Oct 27, 1992
Ricoh Company, Ltd.
Yoshihiko Hotta
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Reversible thermosensitive recording material and image display met...
Patent number
5,158,924
Issue date
Oct 27, 1992
Ricoh Company, Ltd.
Yukio Konagaya
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Reversible thermosensitive recording material
Patent number
5,087,601
Issue date
Feb 11, 1992
Ricoh Company, Ltd.
Yoshihiko Hotta
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Reversible thermosensitive recording material
Patent number
5,085,934
Issue date
Feb 4, 1992
Ricoh Company, Ltd.
Yoshihiko Hotta
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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
TONER CONTAINER AND IMAGE FORMING APPARATUS
Publication number
20100189470
Publication date
Jul 29, 2010
Hideo YOSHIZAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER CONTAINER AND IMAGE FORMING APPARATUS
Publication number
20080124133
Publication date
May 29, 2008
Hideo YOSHIZAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
STRETCH LABEL ATTACHING DEVICE AND METHOD FOR ATTACHING STRETCH LABEL
Publication number
20070113957
Publication date
May 24, 2007
Makoto Kawaguchi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Stretch label attaching device and method for attaching stretch label
Publication number
20040094259
Publication date
May 20, 2004
Makoto Kawaguchi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL