Tsuyoshi Hirokawa

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Shizuoka-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lithographic printing plate precursor, lithographic printing plate...
- Patent number 10,875,346
- Issue date Dec 29, 2020
- FUJIFILM Corporation
- Ryo Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Lithographic printing plate precursor, lithographic printing plate...
- Patent number 10,525,696
- Issue date Jan 7, 2020
- FUJIFILM Corporation
- Ryo Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electrolytic treatment method and electrolytic treatment device
- Patent number 8,968,530
- Issue date Mar 3, 2015
- FUJIFILM Corporation
- Hisashi Hotta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Apparatus and method for electrolytic treatment
- Patent number 6,325,912
- Issue date Dec 4, 2001
- Fuji Photo Film Co., Ltd.
- Tsuyoshi Hirokawa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Apparatus and method for electrolytic treatment
- Patent number 6,221,236
- Issue date Apr 24, 2001
- Fuji Photo Film Co., Ltd.
- Tsuyoshi Hirokawa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

Information Patent Application
LITHOGRAPHIC PRINTING PLATE PRECURSOR, LITHOGRAPHIC PRINTING PLATE...
- Publication number 20190143666
- Publication date May 16, 2019
- FUJIFILM CORPORATION
- Ryo NAKAMURA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LITHOGRAPHIC PRINTING PLATE PRECURSOR, LITHOGRAPHIC PRINTING PLATE...
- Publication number 20190061404
- Publication date Feb 28, 2019
- FUJIFILM CORPORATION
- Ryo NAKAMURA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
ELECTROLYTIC TREATMENT METHOD AND ELECTROLYTIC TREATMENT DEVICE
- Publication number 20110174635
- Publication date Jul 21, 2011
- Hisashi Hotta
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Electrolysis apparatus
- Publication number 20030105533
- Publication date Jun 5, 2003
- Fuji Photo Film Co., Ltd.
- Tsuyoshi Hirokawa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Method of treating an acid treatment solution, device for treating...
- Publication number 20020157952
- Publication date Oct 31, 2002
- Fuji Photo Film Co., Ltd.
- Toru Kimura
- C01 - INORGANIC CHEMISTRY