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Patents Grants
last 30 patents
Information
Patent Grant
Perforating apparatus, sheet processing apparatus, and image formin...
Patent number
8,794,116
Issue date
Aug 5, 2014
Ricoh Company, Ltd.
Masahiro Tamura
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Paper transport device, paper processing apparatus, and image formi...
Patent number
8,313,098
Issue date
Nov 20, 2012
Ricoh Company, Limited
Hitoshi Hattori
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Home-position detecting method, sheet processing device, and image...
Patent number
8,191,885
Issue date
Jun 5, 2012
Ricoh Company, Limited
Hitoshi Hattori
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet processing apparatus and image forming apparatus
Patent number
8,177,226
Issue date
May 15, 2012
Ricoh Company, Ltd.
Naohiro Kikkawa
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Punching device, conveying device, finishing device, and image form...
Patent number
8,011,281
Issue date
Sep 6, 2011
Ricoh Company, Limited
Makoto Hidaka
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Sheet conveying device, sheet processing apparatus, and image formi...
Patent number
7,967,284
Issue date
Jun 28, 2011
Ricoh Company, Limited
Shuuya Nagasako
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Openable sheet processing device
Patent number
7,954,800
Issue date
Jun 7, 2011
Ricoh Company, Limited
Hiroshi Maeda
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet aligning device, sheet processing device, and image forming a...
Patent number
7,946,569
Issue date
May 24, 2011
Ricoh Company, Limted
Nobuyoshi Suzuki
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet post-processing apparatus, image forming apparatus, and image...
Patent number
7,934,714
Issue date
May 3, 2011
Ricoh Company, Limited
Ichiro Ichihashi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet alignment mechanism, sheet post-processing apparatus, and ima...
Patent number
7,934,713
Issue date
May 3, 2011
Ricoh Company, Limited
Nobuyoshi Suzuki
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Sheet processing device and image forming apparatus
Patent number
7,922,163
Issue date
Apr 12, 2011
Ricoh Company, Ltd.
Ichiro Ichihashi
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Sheet conveying device, sheet finisher, sheet feeding device, image...
Patent number
7,896,341
Issue date
Mar 1, 2011
Ricoh Company, Ltd.
Akira Kunieda
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Stepping motor driving device, sheet processing device, and image p...
Patent number
7,893,648
Issue date
Feb 22, 2011
Ricoh Company, Limited
Hitoshi Hattori
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sheet processing apparatus and image forming apparatus including th...
Patent number
7,866,650
Issue date
Jan 11, 2011
Ricoh Company, Ltd.
Tomoichi Nomura
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Sheet processing device and image forming apparatus
Patent number
7,862,023
Issue date
Jan 4, 2011
Ricoh Company, Ltd.
Ichiro Ichihashi
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Sheet processing apparatus and sheet conveyance method
Patent number
7,798,480
Issue date
Sep 21, 2010
Ricoh Company, Ltd.
Naohiro Kikkawa
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method and apparatus for image forming capable of effectively conve...
Patent number
7,726,648
Issue date
Jun 1, 2010
Ricoh Company, Ltd.
Masahiro Tamura
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet processing apparatus and image forming apparatus
Patent number
7,694,966
Issue date
Apr 13, 2010
Ricoh Company, Ltd.
Shuuya Nagasako
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet processing apparatus and image forming apparatus including st...
Patent number
7,690,633
Issue date
Apr 6, 2010
Ricoh Co., Ltd.
Masahiro Tamura
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Sheet post-processing apparatus, and image forming system including...
Patent number
7,693,480
Issue date
Apr 6, 2010
Ricoh Co., Ltd.
Tomoichi Nomura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sheet aligning device and image forming apparatus
Patent number
7,681,881
Issue date
Mar 23, 2010
Ricoh Company, Limited
Akira Kunieda
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet post-processing apparatus, image forming apparatus, and image...
Patent number
7,661,669
Issue date
Feb 16, 2010
Ricoh Company, Limited
Ichiro Ichihashi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet alignment device, sheet finishing apparatus including the sam...
Patent number
7,568,688
Issue date
Aug 4, 2009
Ricoh Company, Ltd.
Tomoichi Nomura
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
Sheet aligning device and image forming apparatus
Publication number
20090066003
Publication date
Mar 12, 2009
Ricoh Company, Limited
Akira Kunieda
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Sheet processing device and image forming apparatus
Publication number
20090066001
Publication date
Mar 12, 2009
Ichiro ICHIHASHI
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Sheet processing device, image forming apparatus, and image forming...
Publication number
20090057978
Publication date
Mar 5, 2009
Ricoh Company, Limited
Hiroshi Maeda
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Home-position detecting method, sheet processing device, and image...
Publication number
20090060604
Publication date
Mar 5, 2009
Ricoh Company, Limited
Hitoshi Hattori
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Paper transport device, paper processing apparatus, and image formi...
Publication number
20090051100
Publication date
Feb 26, 2009
Hitoshi HATTORI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SHEET PROCESSING APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20090039593
Publication date
Feb 12, 2009
Naohiro KIKKAWA
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Sheet post-processing apparatus, image forming apparatus, and image...
Publication number
20090014939
Publication date
Jan 15, 2009
Ricoh Company, Limited
Ichiro Ichihashi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Sheet post-processing apparatus, image forming apparatus, and image...
Publication number
20090014949
Publication date
Jan 15, 2009
Ricoh Company, Limited
Ichiro Ichihashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Stepping motor driving device, sheet processing device, and image p...
Publication number
20080290830
Publication date
Nov 27, 2008
Ricoh Company, Limited
Hitoshi Hattori
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Punching device, conveying device, finishing device, and image form...
Publication number
20080236351
Publication date
Oct 2, 2008
Ricoh Company, Limited
Makoto Hidaka
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
Sheet conveying device, sheet finisher, sheet feeding device, image...
Publication number
20080224386
Publication date
Sep 18, 2008
Akira Kunieda
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Sheet conveying device, sheet processing apparatus, and image formi...
Publication number
20080217837
Publication date
Sep 11, 2008
Shuuya Nagasako
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SHEET ALIGNMENT MECHANISM, SHEET POST-PROCESSING APPARATUS, AND IMA...
Publication number
20080211162
Publication date
Sep 4, 2008
Nobuyoshi Suzuki
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Sheet processing apparatus and sheet conveyance method
Publication number
20080179809
Publication date
Jul 31, 2008
Naohiro Kikkawa
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Sheet processing apparatus and image forming apparatus including th...
Publication number
20080099974
Publication date
May 1, 2008
Ricoh Company, Limited
Tomoichi NOMURA
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Sheet aligning device, sheet processing device, and image forming a...
Publication number
20080067730
Publication date
Mar 20, 2008
Nobuyoshi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SHEET PROCESSING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20080048380
Publication date
Feb 28, 2008
RICOH COMPANY, LIMITED
Ichiro ICHIHASHI
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
SHEET ALIGNMENT DEVICE, SHEET FINISHING APPARATUS INCLUDING THE SAM...
Publication number
20080006993
Publication date
Jan 10, 2008
Tomoichi Nomura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Sheet processing apparatus and image forming apparatus
Publication number
20070235917
Publication date
Oct 11, 2007
Shuuya Nagasako
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Sheet post-processing apparatus, and image forming system including...
Publication number
20070147925
Publication date
Jun 28, 2007
Tomoichi Nomura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Sheet processing apparatus and image forming apparatus including st...
Publication number
20070138726
Publication date
Jun 21, 2007
Masahiro Tamura
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Perforating apparatus, sheet processing apparatus, and image formin...
Publication number
20070051219
Publication date
Mar 8, 2007
Masahiro Tamura
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
Method and apparatus for image forming capable of effectively conve...
Publication number
20060261544
Publication date
Nov 23, 2006
Masahiro Tamura
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL