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Hiroshi Tateishi
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Fujinomiya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-layer paper peelable into at least two thin sheets
Patent number
6,977,111
Issue date
Dec 20, 2005
Ricoh Company, Ltd.
Hideyuki Yamaguchi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Heat-sensitive stencil, process of fabricating same and printer usi...
Patent number
6,889,605
Issue date
May 10, 2005
Ricoh Company, Ltd.
Yuji Natori
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Heat-sensitive stencil and method of fabricating same
Patent number
6,403,150
Issue date
Jun 11, 2002
Ricoh Company, Ltd.
Masayuki Ohta
B32 - LAYERED PRODUCTS
Information
Patent Grant
Thermosensitive stencil, production method thereof, thermosensitive...
Patent number
6,393,979
Issue date
May 28, 2002
Ricoh Company, Ltd.
Hiroshi Tateishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Heat-sensitive stencil and method of fabricating same
Patent number
6,096,374
Issue date
Aug 1, 2000
Ricoh Company, Ltd.
Masayuki Ohta
B32 - LAYERED PRODUCTS
Information
Patent Grant
Heat-sensitive stencil, process of fabricating same and method of p...
Patent number
6,092,461
Issue date
Jul 25, 2000
Ricoh Company, Ltd.
Tetsuo Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Heat-sensitive stencil, process of fabricating same and method of p...
Patent number
6,050,183
Issue date
Apr 18, 2000
Ricoh Company, Ltd.
Tetsuo Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Smooth stencil base sheet, method of producing a printing master fr...
Patent number
5,924,360
Issue date
Jul 20, 1999
Ricoh Company, Ltd.
Hiroshi Adachi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Heat sensitive stencil having a porous substrate with tightly bound...
Patent number
5,875,711
Issue date
Mar 2, 1999
Ricoh Company, Ltd.
Hiroshi Tateishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Heat-sensitive stencil and method of fabricating same
Patent number
5,843,560
Issue date
Dec 1, 1998
Ricoh Company, Ltd.
Masayuki Ohta
B32 - LAYERED PRODUCTS
Information
Patent Grant
Printer for wrapping stencil around drum
Patent number
5,813,329
Issue date
Sep 29, 1998
Ricoh Company, Ltd.
Hiroshi Tateishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermal stencil plate making method
Patent number
5,417,156
Issue date
May 23, 1995
Ricoh Company, Ltd.
Hiroshi Tateishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method for manufacturing a printing master using thermosensitive st...
Patent number
5,415,090
Issue date
May 16, 1995
Ricoh Company, Ltd.
Yuji Natori
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Emulsion ink for use in stencil printing
Patent number
5,378,739
Issue date
Jan 3, 1995
Ricoh Company, Ltd.
Masahiro Koike
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
Multi-layer paper peelable into at least two thin sheets
Publication number
20020153110
Publication date
Oct 24, 2002
Hideyuki Yamaguchi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE