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Masayuki Shoshi
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Silicone compound, photocurable liquid ink using the silicone compo...
Patent number
8,871,861
Issue date
Oct 28, 2014
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photocurable liquid developer, method for producing the same, devel...
Patent number
8,383,314
Issue date
Feb 26, 2013
Ricoh Company, Ltd.
Masayuki Shoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Aromatic polyester resin, and electrophotographic photoconductor an...
Patent number
7,556,902
Issue date
Jul 7, 2009
Ricoh Company, Ltd.
Masayuki Shoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor for liquid development, image fo...
Patent number
7,452,640
Issue date
Nov 18, 2008
Ricoh Company, Ltd.
Masayuki Shoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor comprising a polycarbonate resin...
Patent number
7,348,113
Issue date
Mar 25, 2008
Ricoh Company, Ltd.
Masayuki Shoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor, electrophotography, electrophot...
Patent number
7,309,552
Issue date
Dec 18, 2007
Ricoh Company, Ltd.
Yuko Arizumi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor, process for forming an image, i...
Patent number
7,175,958
Issue date
Feb 13, 2007
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic photoconductor, process for forming an image, i...
Patent number
6,849,367
Issue date
Feb 1, 2005
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
REACTION PRODUCT, PROCESS FOR THE PRODUCTION THEREOF, ELECTROPHOTOG...
Patent number
6,544,701
Issue date
Apr 8, 2003
Ricoh Company, Ltd.
Kaoru Tadokoro
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Mixture of titanyltetraazaporphyrin compounds and electrophotograph...
Patent number
6,524,761
Issue date
Feb 25, 2003
Ricoh Company, Ltd.
Tomoyuki Shimada
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
REACTION PRODUCT, PROCESS OF PRODUCING SAME, ELECTROPHOTOGRAPHIC PH...
Patent number
6,465,648
Issue date
Oct 15, 2002
Ricoh Company, Ltd.
Kaoru Tadokoro
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Mixture of titanyltetraazaporphyrin compounds and electrophotograph...
Patent number
6,313,288
Issue date
Nov 6, 2001
Ricoh Company, Ltd.
Tomoyuki Shimada
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tetraazaporphyrin pigment for use in electrophotographic photocondu...
Patent number
6,074,792
Issue date
Jun 13, 2000
Ricoh Company, Ltd.
Michihiko Namba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor
Patent number
6,068,956
Issue date
May 30, 2000
Ricoh Company, Ltd.
Michihiko Namba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor
Patent number
5,942,362
Issue date
Aug 24, 1999
Ricoh Company, Ltd.
Kaoru Tadokoro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cyclopentadiene derivative compounds and electrophotographic photoc...
Patent number
5,750,762
Issue date
May 12, 1998
Ricoh Company, Ltd.
Megumi Kawahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
cyclopentadiene derivative compounds and electrophotographic photoc...
Patent number
5,700,614
Issue date
Dec 23, 1997
Ricoh Company, Ltd.
Megumi Kawahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tricyclic pyrazine compound and electrophotographic photoconductor...
Patent number
5,618,935
Issue date
Apr 8, 1997
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Positively-chargeable single-layered type electrophotographic photo...
Patent number
5,492,784
Issue date
Feb 20, 1996
Ricoh Company, Ltd.
Masao Yoshikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor
Patent number
5,486,438
Issue date
Jan 23, 1996
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyrazine compound and electrophotographic photoconductor comprising...
Patent number
5,460,909
Issue date
Oct 24, 1995
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic photoconductor
Patent number
5,387,487
Issue date
Feb 7, 1995
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic photoconductor
Patent number
5,350,653
Issue date
Sep 27, 1994
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Optically active azo compound, producing method thereof, and liquid...
Patent number
5,314,997
Issue date
May 24, 1994
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Stilbene compound, intermediate for producing the stilbene compound...
Patent number
5,310,503
Issue date
May 10, 1994
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Amino styrene derivatives
Patent number
5,292,896
Issue date
Mar 8, 1994
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Optically active oxazoline compounds, liquid crystal composition co...
Patent number
5,234,623
Issue date
Aug 10, 1993
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Stilbene compound, intermediate for producing the stilbene compound...
Patent number
5,227,512
Issue date
Jul 13, 1993
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Optically active oxazoline compounds, liquid crystal composition co...
Patent number
5,159,084
Issue date
Oct 27, 1992
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Styrene derivatives and electrophotographic photoconductor comprisi...
Patent number
5,072,043
Issue date
Dec 10, 1991
Ricoh Company, Ltd.
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
A SILICONE COMPOUND, PHOTOCURABLE LIQUID INK USING THE SILICONE COM...
Publication number
20120283378
Publication date
Nov 8, 2012
RICOH COMPANY, LTD.,
Masayuki SHOSHI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOCURABLE LIQUID DEVELOPER, METHOD FOR PRODUCING THE SAME, DEVEL...
Publication number
20110183254
Publication date
Jul 28, 2011
Masayuki Shoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Aromatic polyester resin, and electrophotographic photoconductor an...
Publication number
20060046169
Publication date
Mar 2, 2006
Masayuki Shoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photoconductor for liquid development, image fo...
Publication number
20060024597
Publication date
Feb 2, 2006
Masayuki Shoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photoconductor, electrophotography, electrophot...
Publication number
20050266331
Publication date
Dec 1, 2005
Yuko Arizumi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photoconductor, process for forming an image, i...
Publication number
20050112487
Publication date
May 26, 2005
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Aromatic polycarbonate resin, electrophotographic photoconductor, d...
Publication number
20050106483
Publication date
May 19, 2005
Masayuki Shoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photoconductor, process for forming an image, i...
Publication number
20030190540
Publication date
Oct 9, 2003
Masayuki Shoshi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Reaction product, process for the production thereof, electrophotog...
Publication number
20030013028
Publication date
Jan 16, 2003
Ricoh Company, Ltd.
Kaoru Tadokoro
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Mixture of titanyltetraazaporphyrin compounds and electrophotograph...
Publication number
20020007056
Publication date
Jan 17, 2002
RICOH COMPANY, LTD.
Tomoyuki Shimada
C07 - ORGANIC CHEMISTRY