Kagehiro Kageyama

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Patents Grantslast 30 patents

Information Patent Grant
Half-tone mask, half-tone mask blank and method for manufacturing h...
- Patent number 8,216,745
- Issue date Jul 10, 2012
- Ulvac Coating Corporation
- Kagehiro Kageyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCING GRAY TONE MASK
- Publication number 20100294651
- Publication date Nov 25, 2010
- ULVAC COATING CORPORATION
- Fumihiko Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HALF-TONE MASK, HALF-TONE MASK BLANK AND METHOD FOR MANUFACTURING H...
- Publication number 20100261096
- Publication date Oct 14, 2010
- ULVAC COATING CORPORATION
- Kagehiro Kageyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY