Keizo Ogawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic particle, its production method, magnetic recording medium...
- Patent number 7,335,393
- Issue date Feb 26, 2008
- FUJIFILM Corporation
- Yasushi Hattori
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic particle, its production method, magnetic recording medium...
- Patent number 7,244,287
- Issue date Jul 17, 2007
- FUJIFILM Corporation
- Yasushi Hattori
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic particle of CuAu(1) or CuAu(III) type its production metho...
- Patent number 7,067,199
- Issue date Jun 27, 2006
- Fuji Photo Film Co., Ltd.
- Yasushi Hattori
- G11 - INFORMATION STORAGE
Information Patent Grant
Lithographic printing plate precursor
- Patent number 6,686,125
- Issue date Feb 3, 2004
- Fuji Photo Film Co., Ltd.
- Satoshi Hoshi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Bisguanidine salts and a method for releasing a base using the same...
- Patent number 5,728,879
- Issue date Mar 17, 1998
- Fuji Photo Film Co., Ltd.
- Jiro Tsukahara
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Magnetic particle, its production method, magnetic recording medium...
- Publication number 20040261905
- Publication date Dec 30, 2004
- Fuji Photo Film Co., Ltd.
- Yasushi Hattori
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic particle, its production method, magnetic recording medium...
- Publication number 20040261907
- Publication date Dec 30, 2004
- Fuji Photo Film Co., Ltd.
- Yasushi Hattori
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic particle, its production method, magnetic recording medium...
- Publication number 20040261906
- Publication date Dec 30, 2004
- Fuji Photo Film Co., Ltd.
- Yasushi Hattori
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic particle, its production method, magnetic recording medium...
- Publication number 20040033357
- Publication date Feb 19, 2004
- Fuji Photo Film Co., Ltd.
- Yasushi Hattori
- G11 - INFORMATION STORAGE
Information Patent Application
Optical recording medium and optical recording method
- Publication number 20020006580
- Publication date Jan 17, 2002
- Fuji Photo Film Co., Ltd.
- Shingo Ishimaru
- B82 - NANO-TECHNOLOGY
Information Patent Application
Lithographic printing plate precursor
- Publication number 20010036592
- Publication date Nov 1, 2001
- Satoshi Hoshi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS