Masaki Katsumata

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hologram plate and its fabrication process
- Patent number 7,046,406
- Issue date May 16, 2006
- Dai Nippon Printing Co., Ltd.
- Keiko Sekine
- G02 - OPTICS
Information Patent Grant
Hologram plate and its fabrication process
- Patent number 6,842,272
- Issue date Jan 11, 2005
- Dai Nippon Printing Co., Ltd.
- Keiko Sekine
- G02 - OPTICS
Information Patent Grant
Hologram plate and its fabrication process
- Patent number 6,714,329
- Issue date Mar 30, 2004
- Dai Nippon Printing Co., Ltd.
- Keiko Sekine
- G02 - OPTICS
Information Patent Grant
Self-adhesive film for hologram formation, dry plate for photograph...
- Patent number 6,266,166
- Issue date Jul 24, 2001
- Dai Nippon Printing Co., Ltd.
- Masaki Katsumata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Hologram plate and its fabrication process
- Publication number 20060176533
- Publication date Aug 10, 2006
- DAI NIPPON PRINTING CO. , LTD.
- Keiko Sekine
- G02 - OPTICS
Information Patent Application
Hologram plate and its fabrication process
- Publication number 20050100796
- Publication date May 12, 2005
- DAI NIPPON PRINTING CO. , LTD.
- Keiko Sekine
- G02 - OPTICS
Information Patent Application
Hologram plate and its fabrication process
- Publication number 20040174579
- Publication date Sep 9, 2004
- DAI NIPPON PRINTING CO. , LTD.
- Keiko Sekine
- G02 - OPTICS
Information Patent Application
Hologram plate and its fabrication process
- Publication number 20010030780
- Publication date Oct 18, 2001
- Keiko Sekine
- G02 - OPTICS