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Hisamitsu Takahashi
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Mobara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Drying agent and field light emission device using the same
Patent number
7,871,712
Issue date
Jan 18, 2011
Futaba Corporation
Hisamitsu Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dispersion of carbon nanoparticles and core-shell type carbon nanop...
Patent number
7,648,765
Issue date
Jan 19, 2010
FUTABA CORPORATION
Hisamitsu Takahashi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Water-absorbing agent for organic EL device and organic EL device
Patent number
7,622,199
Issue date
Nov 24, 2009
Futaba Corporation
Satoshi Tanaka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Composite nano-particle and method for preparing the same
Patent number
7,394,091
Issue date
Jul 1, 2008
Keio University Faculty of Science and Technology
Tetsuhiko Isobe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Water-capturing agent and organic EL device
Patent number
7,030,258
Issue date
Apr 18, 2006
Futaba Corporation
Hisamitsu Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Water-scavenging agent for an organic electroluminescent device and...
Patent number
6,896,980
Issue date
May 24, 2005
FUTABA CORPORATION
Hisamitsu Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organic EL element
Patent number
6,887,592
Issue date
May 3, 2005
Futaba Corporation
Shigeru Hieda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Drying agent
Patent number
6,790,381
Issue date
Sep 14, 2004
Futaba Corporation
Yoshihisa Tsuruoka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organic EL element
Patent number
6,656,609
Issue date
Dec 2, 2003
Futaba Corporation
Hisamitsu Takahashi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Organic electroluminescence device doping device and organic electr...
Patent number
6,410,166
Issue date
Jun 25, 2002
Futaba Corporation
Hisamitsu Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-color organic electroluminescence device with overlapping lum...
Patent number
6,288,486
Issue date
Sep 11, 2001
Utaba Denshi Kogyo Kabushiki Kaisha
Yoshihisa Tsuruoka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescence device and organic electroluminescence...
Patent number
6,048,631
Issue date
Apr 11, 2000
Futaba Denshi Kogyo K.K.
Hisamitsu Takahashi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electroluminescence device having apertured insulation laye...
Patent number
5,998,926
Issue date
Dec 7, 1999
Futaba Denshi Kogyo K.K.
Yoshihisa Tsuruoka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescent element with uniform display segment vol...
Patent number
5,898,276
Issue date
Apr 27, 1999
Futaba Denshi Kogyo K.K.
Yoshihisa Tsuruoka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescent display device and method for manufactur...
Patent number
5,804,917
Issue date
Sep 8, 1998
Futaba Denshi Kogyo K.K.
Hisamitsu Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Key board switch
Patent number
5,177,330
Issue date
Jan 5, 1993
Futaba Denshi Kogyo K.K.
Hisamitsu Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Low-velocity electron excited phosphor
Patent number
4,680,231
Issue date
Jul 14, 1987
Futaba Denshi Kogyo Kabushiki Kaisha
Tatsuo Yamaura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
Dispersion of carbon nanoparticles and core-shell type carbon nanop...
Publication number
20080032135
Publication date
Feb 7, 2008
Futaba Corporation
Hisamitsu Takahashi
B82 - NANO-TECHNOLOGY
Information
Patent Application
Composite nanoparticle and process for producing the same
Publication number
20060234417
Publication date
Oct 19, 2006
Tetsuhiko Isobe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Drying agent and field light emission device using the same
Publication number
20060216457
Publication date
Sep 28, 2006
Hisamitsu Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Electron-beam excited light-emitting devices
Publication number
20060006789
Publication date
Jan 12, 2006
Shigeo Itoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Water-absorbing agent for organic EL device and organic EL device
Publication number
20050227114
Publication date
Oct 13, 2005
Satoshi Tanaka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Water-capturing agent and organic EL device
Publication number
20040256592
Publication date
Dec 23, 2004
Hisamitsu Takahashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Water-scavenging agent for an organic electroluminescent device and...
Publication number
20040056232
Publication date
Mar 25, 2004
Futaba Corporation
Hisamitsu Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Organic EL element
Publication number
20030170496
Publication date
Sep 11, 2003
Futaba Corporation
Shigeru Hieda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Drying agent
Publication number
20030110981
Publication date
Jun 19, 2003
Yoshihisa Tsuruoka
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Organic EL element
Publication number
20020015818
Publication date
Feb 7, 2002
FUTABA DENSHI KOGYO KABUSHIKI KAISHA
Hisamitsu Takahashi
H01 - BASIC ELECTRIC ELEMENTS