Masaharu Watanabe

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a screen for a color display tube
- Patent number 6,642,664
- Issue date Nov 4, 2003
- Koninklijke Philips Electronics N.V.
- Daniel Den Engelsen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photosensitive compositions and pattern formation method
- Patent number 6,444,391
- Issue date Sep 3, 2002
- Toyo Gosei Kogyo Co., Ltd.
- Masaharu Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive compositions and pattern formation method
- Patent number 6,342,330
- Issue date Jan 29, 2002
- Toyo Gosei Kogyo Co., Ltd.
- Masaharu Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive compositions and pattern formation method
- Patent number 6,140,007
- Issue date Oct 31, 2000
- Toyo Gosei Kogyo Co., Ltd.
- Masaharu Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive compositions comprising photosensitive polyfunctiona...
- Patent number 5,589,315
- Issue date Dec 31, 1996
- Toyo Gosei Kogyo Co., Ltd.
- Hirotada Iida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive polyfunctional aromatic diazo compounds useful in ph...
- Patent number 5,430,130
- Issue date Jul 4, 1995
- Toyo Gosei Kogyo Co., Ltd.
- Hirotada Iida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Method of producing a screen for a color display tube
- Publication number 20020192362
- Publication date Dec 19, 2002
- Koninklijke Philips Electronics N.V.
- Daniel Den Engelsen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Photosensitive compositions and pattern formation method
- Publication number 20010012597
- Publication date Aug 9, 2001
- Masaharu Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Photosensitive compositions and pattern formation method
- Publication number 20010003633
- Publication date Jun 14, 2001
- Masaharu Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY