Mitsuaki Yamazaki

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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 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
Aperture pattern printing plate
- Patent number 5,260,153
- Issue date Nov 9, 1993
- Kabushiki Kaisha Toshiba
- Yasuhisa Ohtake
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of manufacturing an aperture pattern printing plate
- Patent number 5,128,224
- Issue date Jul 7, 1992
- Kabushiki Kaisha Toshiba
- Yasuhisa Ohtake
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY