Seiji Sago

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Fukaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Color cathode ray tube and method of manufacturing shadow mask
- Patent number 5,830,373
- Issue date Nov 3, 1998
- Kabushiki Kaisha Toshiba
- Yasuhisa Ohtake
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube and method manufacturing the same
- Patent number 5,635,320
- Issue date Jun 3, 1997
- Kabushiki Kaisha Toshiba
- Yasuhisa Ohtake
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube and method of manufacturing shadow mask
- Patent number 5,592,044
- Issue date Jan 7, 1997
- Kabushiki Kaisha Toshiba
- Yasuhisa Ohtake
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Shadow mask for color cathode ray tube, shadow mask printing negati...
- Patent number 5,411,822
- Issue date May 2, 1995
- Kabushiki Kaisha Toshiba
- Yasuhisa Ohtake
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Shadow mask for color cathode ray tube
- Patent number 5,280,215
- Issue date Jan 18, 1994
- Kabushiki Kaisha Toshiba
- Yasuhisa Ohtake
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of coating sensitizing solution on metal plate for use in ma...
- Patent number 5,230,920
- Issue date Jul 27, 1993
- Kabushiki Kaisha Toshiba
- Mitsuru Seno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY