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Shigeru Yamada
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Fluid purifying apparatus
Patent number
9,260,330
Issue date
Feb 16, 2016
Ricoh Company, Ltd.
Kenichi Hayakawa
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Usage status management device, recording medium storing usage stat...
Patent number
8,125,663
Issue date
Feb 28, 2012
Fuji Xerox Co., Ltd.
Shigeru Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Powder container, cleaning method and cleaning apparatus for cleani...
Patent number
7,758,700
Issue date
Jul 20, 2010
Ricoh Company, Ltd.
Akihiro Fuchigami
B08 - CLEANING
Information
Patent Grant
Inputting device and inputting method for information processing sy...
Patent number
5,887,088
Issue date
Mar 23, 1999
Fuji Xerox Co., Ltd.
Takeshi Kurokawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Source driver circuit device having improved level correction circu...
Patent number
5,744,986
Issue date
Apr 28, 1998
Kabushiki Kaisha Toshiba
Shigeru Yamada
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Potential data selection circuit
Patent number
5,410,192
Issue date
Apr 25, 1995
Kabushiki Kaisha Toshiba
Shigeru Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Multiplexer circuit less liable to malfunction
Patent number
5,327,022
Issue date
Jul 5, 1994
Kabushiki Kaisha Toshiba
Shigeru Yamada
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Semiconductor memory device
Patent number
4,995,002
Issue date
Feb 19, 1991
Kabushiki Kaisha Toshiba
Shigeru Yamada
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
FLUID TREATMENT APPARATUS
Publication number
20150376042
Publication date
Dec 31, 2015
Toshiyuki MUTOH
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLUID TREATMENT APPARATUS
Publication number
20150368129
Publication date
Dec 24, 2015
Yuu ZAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLUID PURIFICATION SYSTEM
Publication number
20140151277
Publication date
Jun 5, 2014
RICOH COMPANY, LTD.
Kimio Aoki
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
FLUID PURIFYING APPARATUS
Publication number
20140048464
Publication date
Feb 20, 2014
RICOH COMPANY, LTD.
Kenichi HAYAKAWA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIQUID WASTE TREATMENT APPARATUS
Publication number
20130153477
Publication date
Jun 20, 2013
RICOH COMPANY, LTD.
Shogo Suzuki
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
USAGE STATUS MANAGEMENT DEVICE, RECORDING MEDIUM STORING USAGE STAT...
Publication number
20090002748
Publication date
Jan 1, 2009
FUJI XEROX CO., LTD
Shigeru YAMADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Powder Container, Cleaning Method and Cleaning Apparatus for Cleani...
Publication number
20070295363
Publication date
Dec 27, 2007
Akihiro Fuchigami
B08 - CLEANING