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Eizaburo Hamano
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Kumagaya, JP
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last 30 patents
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Patent Grant
Mask focusing color picture tube
Patent number
4,626,737
Issue date
Dec 2, 1986
Tokyo Shibaura Denki Kabushiki Kaisha
Shigeo Takenaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Picture tube with an electron gun having non-circular aperture
Patent number
4,399,388
Issue date
Aug 16, 1983
Tokyo Shibaura Denki Kabushiki Kaisha
Eizaburo Hamano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for a cathode ray tube
Patent number
4,368,405
Issue date
Jan 11, 1983
Tokyo Shibaura Denki Kabushiki Kaisha
Shigeo Takenaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Beam index color cathode ray tube
Patent number
4,322,655
Issue date
Mar 30, 1982
Tokyo Shibaura Denki Kabushiki Kaisha
Shigeo Takenaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
In-line type color picture tube apparatus
Patent number
4,217,566
Issue date
Aug 12, 1980
Tokyo Shibaura Electric Co., Ltd.
Eizaburo Hamano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Beam-index tube apparatus having deflection field correcting elements
Patent number
4,197,487
Issue date
Apr 8, 1980
Tokyo Shibaura Denki Kabushiki Kaisha
Shigeo Takenaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Beam-indexing color image-presentation cathode ray tube
Patent number
4,194,140
Issue date
Mar 18, 1980
Tokyo Shibaura Electric Co., Ltd.
Eizaburo Hamano
H04 - ELECTRIC COMMUNICATION TECHNIQUE