Masahiko Yamada

Person

Mchida City, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sheet cutting device and image forming apparatus including the shee...
- Patent number 9,238,566
- Issue date Jan 19, 2016
- Ricoh Company, Ltd.
- Masato Ogawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet cutting device and image forming apparatus including the shee...
- Patent number 8,967,028
- Issue date Mar 3, 2015
- Ricoh Company, Ltd.
- Masahiko Yamada
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet cutting device and image forming apparatus including the shee...
- Patent number 8,967,790
- Issue date Mar 3, 2015
- Ricoh Company, Ltd.
- Masahiko Yamada
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Image forming apparatus including sheet cutting device
- Patent number 8,955,962
- Issue date Feb 17, 2015
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Sheet cutting device and image forming apparatus including the shee...
- Patent number 8,925,436
- Issue date Jan 6, 2015
- Ricoh Company, Ltd.
- Toshihiro Yoshinuma
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Image forming apparatus with openings for receiving rolls
- Patent number 8,821,051
- Issue date Sep 2, 2014
- Ricoh Company, Limited
- Takayuki Niihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus with offset upper and lower sheet roll supp...
- Patent number 8,790,028
- Issue date Jul 29, 2014
- Ricoh Company, Limited
- Takayuki Niihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus including sheet cutting device
- Patent number 8,764,182
- Issue date Jul 1, 2014
- Ricoh Company, Ltd.
- Masato Ogawa
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Image forming apparatus including sheet cutting device
- Patent number 8,657,402
- Issue date Feb 25, 2014
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Image forming apparatus with shortened conveyance path of sheet roll
- Patent number 8,593,651
- Issue date Nov 26, 2013
- Ricoh Company, Ltd.
- Takayuki Niihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 8,167,307
- Issue date May 1, 2012
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 7,873,297
- Issue date Jan 18, 2011
- Ricoh Company, Ltd.
- Takayuki Andoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device and unit position adjustment method
- Patent number 7,454,157
- Issue date Nov 18, 2008
- Ricoh Company, Ltd.
- Masahiko Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SHEE...
- Publication number 20120222530
- Publication date Sep 6, 2012
- RICOH COMPANY, LTD.
- Toshihiro Yoshinuma
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SHEE...
- Publication number 20120222531
- Publication date Sep 6, 2012
- RICOH COMPANY, LTD.
- Masato Ogawa
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SHEE...
- Publication number 20120222532
- Publication date Sep 6, 2012
- RICOH COMPANY, LTD.
- Masahiko Yamada
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
IMAGE FORMING APPARATUS INCLUDING SHEET CUTTING DEVICE
- Publication number 20120210838
- Publication date Aug 23, 2012
- RICOH COMPANY, LTD.
- Yuichiro Maeyama
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
IMAGE FORMING APPARATUS INCLUDING SHEET CUTTING DEVICE
- Publication number 20120140010
- Publication date Jun 7, 2012
- RICOH COMPANY, LTD.
- Masato Ogawa
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SHEE...
- Publication number 20120140011
- Publication date Jun 7, 2012
- RICOH COMPANY, LTD.
- Masahiko Yamada
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
IMAGE FORMING APPARATUS INCLUDING SHEET CUTTING DEVICE
- Publication number 20120139987
- Publication date Jun 7, 2012
- RICOH COMPANY, LTD.
- Yuichiro MAEYAMA
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
ROLLED PAPER DRIVING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20110229242
- Publication date Sep 22, 2011
- RICOH COMPANY, LTD.
- Shigeru MORINAGA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Image forming apparatus
- Publication number 20110211210
- Publication date Sep 1, 2011
- RICOH COMPANY, LTD.
- Takayuki Niihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus
- Publication number 20110063644
- Publication date Mar 17, 2011
- Ricoh Company, Ltd.
- Takayuki Niihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus
- Publication number 20110064497
- Publication date Mar 17, 2011
- Ricoh Company, Ltd.
- Takayuki Niihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110057380
- Publication date Mar 10, 2011
- RICOH COMPANY, LTD.
- Yuichiro MAEYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus
- Publication number 20080025751
- Publication date Jan 31, 2008
- Takayuki Andoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET FEEDING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20070196152
- Publication date Aug 23, 2007
- Keisuke Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming device and unit position adjustment method
- Publication number 20070059036
- Publication date Mar 15, 2007
- Masahiko Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Masahiko Yamada

Person

Patents Grantslast 30 patents

Sheet cutting device and image forming apparatus including the shee...

Sheet cutting device and image forming apparatus including the shee...

Sheet cutting device and image forming apparatus including the shee...

Image forming apparatus including sheet cutting device

Sheet cutting device and image forming apparatus including the shee...

Image forming apparatus with openings for receiving rolls

Image forming apparatus with offset upper and lower sheet roll supp...

Image forming apparatus including sheet cutting device

Image forming apparatus including sheet cutting device

Image forming apparatus with shortened conveyance path of sheet roll

Image forming apparatus

Image forming apparatus

Image forming device and unit position adjustment method

Patents Applicationslast 30 patents

SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SHEE...

SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SHEE...

SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SHEE...

IMAGE FORMING APPARATUS INCLUDING SHEET CUTTING DEVICE

IMAGE FORMING APPARATUS INCLUDING SHEET CUTTING DEVICE

SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SHEE...

IMAGE FORMING APPARATUS INCLUDING SHEET CUTTING DEVICE

ROLLED PAPER DRIVING APPARATUS AND IMAGE FORMING APPARATUS

Image forming apparatus

Image forming apparatus

Image forming apparatus

IMAGE FORMING APPARATUS

Image forming apparatus

SHEET FEEDING APPARATUS AND IMAGE FORMING APPARATUS

Image forming device and unit position adjustment method