Yuichi Sakurai

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Toride-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium
- Patent number 6,477,136
- Issue date Nov 5, 2002
- Hitachi Maxell, Ltd.
- Yuichi Sakurai
- G11 - INFORMATION STORAGE
Information Patent Grant
Pigmented ink and process for production thereof
- Patent number 6,113,680
- Issue date Sep 5, 2000
- Hitachi Maxell, Ltd.
- Shigeo Aoyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment ink for ink-jet recording
- Patent number 6,013,124
- Issue date Jan 11, 2000
- Hitachi Maxell, Ltd.
- Shoji Saibara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Black pigment ink and method for producing the same
- Patent number 5,964,930
- Issue date Oct 12, 1999
- Hitachi Maxell, Ltd.
- Shoji Saibara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ultrafine particle organic pigment color ink and method for produci...
- Patent number 5,944,883
- Issue date Aug 31, 1999
- Hitachi Maxell, Ltd.
- Shoji Saibara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Azo compound containing metal and optical recording medium using th...
- Publication number 20020015915
- Publication date Feb 7, 2002
- Yoshiyuki Nagataki
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Optical recording medium
- Publication number 20010053120
- Publication date Dec 20, 2001
- Yuichi Sakurai
- G11 - INFORMATION STORAGE