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Hirohide Hashimoto
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Ibaraki-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Stencil printing machine, ink recovering method, image unevenness p...
Patent number
7,287,466
Issue date
Oct 30, 2007
Riso Kagaku Corporation
Hirohide Hashimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink supply system and ink supply method for stencil printer and ink...
Patent number
6,854,837
Issue date
Feb 15, 2005
Riso Kagaku Corporation
Hirohide Hashimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Stencil printing machine
Patent number
6,823,782
Issue date
Nov 30, 2004
Riso Kagaku Corporation
Hirohide Hashimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Stencil printing ink container
Patent number
6,810,803
Issue date
Nov 2, 2004
Riso Kagaku Corporation
Hirohide Hashimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Stencil printer
Patent number
6,539,854
Issue date
Apr 1, 2003
Riso Kagaku Corporation
Yukihiro Maeda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Heat sensitive stencil sheet
Patent number
6,080,484
Issue date
Jun 27, 2000
Riso Kagaku Corporation
Mitsuru Ujiie
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Stencil printing sheet with thermal fusion preventing layer
Patent number
5,809,880
Issue date
Sep 22, 1998
Riso Kagaku Corporation
Sadanao Okuda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
Stencil printing machine, ink recovering method, image unevenness p...
Publication number
20050056169
Publication date
Mar 17, 2005
Hirohide Hashimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Ink supply system and ink supply method for stencil printer and ink...
Publication number
20030227523
Publication date
Dec 11, 2003
Riso Kagaku Corporation
Hirohide Hashimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Stencil printing ink container
Publication number
20030209157
Publication date
Nov 13, 2003
Riso Kagaku Corporation
Hirohide Hashimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Stencil printing machine
Publication number
20020062747
Publication date
May 30, 2002
Hirohide Hashimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Stencil printer
Publication number
20020011158
Publication date
Jan 31, 2002
Yukihiro Maeda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Stencil printing apparatus
Publication number
20010032555
Publication date
Oct 25, 2001
Takashi Isozaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS