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Kazuhiko Tsuburaya
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Mobara, JP
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last 30 patents
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Patent Grant
Electrode structure in flat vacuum envelope
Patent number
6,407,500
Issue date
Jun 18, 2002
Futaba Corporation
Kazuhiko Tsuburaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field emission device having interlayer connections
Patent number
6,218,778
Issue date
Apr 17, 2001
Futaba Denshi Kogyo Kabushiki Kaisha
Masaharu Tomita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field emission element
Patent number
6,133,678
Issue date
Oct 17, 2000
Futaba Denshi Kogyo K.K.
Takao Kishino
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field emission display device
Patent number
5,955,850
Issue date
Sep 21, 1999
Futaba Denshi Kogyo K.K.
Satoshi Yamaguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum airtight device having NbN electrode structure incorporated...
Patent number
5,650,689
Issue date
Jul 22, 1997
Futaba Denshi Kogyo K.K.
Shigeo Itoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field emission cathode
Patent number
5,612,587
Issue date
Mar 18, 1997
Futaba Denshi Kogyo K.K.
Shigeo Itoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron feeder for flat-type luminous device
Patent number
5,144,198
Issue date
Sep 1, 1992
Futaba Denshi Kogyo K.K.
Shigeo Itoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron feed structure for flat-type luminous device
Patent number
5,032,761
Issue date
Jul 16, 1991
Futaba Denshi Kogyo K.K.
Shigeo Itoh
H01 - BASIC ELECTRIC ELEMENTS