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Masahiro Hiranuma
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Imaging device, medium type determining device, and image forming a...
Patent number
9,654,671
Issue date
May 16, 2017
Ricoh Company, Ltd.
Mamoru Yorimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image capturing device, color measurement apparatus, and image form...
Patent number
9,609,163
Issue date
Mar 28, 2017
Ricoh Company, Ltd.
Masaya Kawarada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Nozzle testing device and image forming apparatus
Patent number
9,370,930
Issue date
Jun 21, 2016
Ricoh Company, Ltd.
Daisaku Horikawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Imaging device, image forming apparatus, and contamination inspecti...
Patent number
9,367,013
Issue date
Jun 14, 2016
Ricoh Company, Ltd.
Kenji Morita
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Imaging device for an image reading apparatus, and image reading me...
Patent number
8,947,753
Issue date
Feb 3, 2015
Ricoh Company, Limited
Masahiro Hiranuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Photoelectric transducer, image reading device having a control uni...
Patent number
8,937,273
Issue date
Jan 20, 2015
Ricoh Company, Limited
Masahiro Hiranuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus, image processing apparatus, and computer p...
Patent number
7,936,485
Issue date
May 3, 2011
Ricoh Company, Ltd.
Masahiro Hiranuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
IMAGE CAPTURING DEVICE, COLOR MEASUREMENT APPARATUS, AND IMAGE FORM...
Publication number
20160080610
Publication date
Mar 17, 2016
Masaya KAWARADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGING DEVICE, MEDIUM TYPE DETERMINING DEVICE, AND IMAGE FORMING A...
Publication number
20160080611
Publication date
Mar 17, 2016
Mamoru YORIMOTO
G01 - MEASURING TESTING
Information
Patent Application
IMAGING DEVICE, IMAGE FORMING APPARATUS, AND CONTAMINATION INSPECTI...
Publication number
20160004202
Publication date
Jan 7, 2016
Kenji MORITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
NOZZLE TESTING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20150375498
Publication date
Dec 31, 2015
Daisaku HORIKAWA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGING DEVICE, IMAGE READING APPARATUS, IMAGE FORMING APPARATUS, A...
Publication number
20130250332
Publication date
Sep 26, 2013
Ricoh Comapny, Limited
Masahiro HIRANUMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHOTOELECTRIC TRANSDUCER, IMAGE READING DEVICE, AND IMAGE READING M...
Publication number
20130026348
Publication date
Jan 31, 2013
Masahiro HIRANUMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE READING APPARATUS, IMAGE PROCESSING APPARATUS, AND COMPUTER P...
Publication number
20070127091
Publication date
Jun 7, 2007
Masahiro HIRANUMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE