Tatsuo FUKUSHIMA

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Powder container and image forming apparatus incorporating same
- Patent number 9,436,125
- Issue date Sep 6, 2016
- Ricoh Company, Ltd.
- Tatsuo Fukushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Power supply device and image forming apparatus
- Patent number 9,188,933
- Issue date Nov 17, 2015
- Ricoh Company, Ltd.
- Kaoru Tada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and developer container
- Patent number 8,948,653
- Issue date Feb 3, 2015
- Ricoh Company, Ltd.
- Tatsuo Fukushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,923,730
- Issue date Dec 30, 2014
- Ricoh Company, Ltd.
- Haruo Hashimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive unit, image forming apparatus including same, and driving met...
- Patent number 8,843,050
- Issue date Sep 23, 2014
- Ricoh Company, Ltd.
- Tatsuo Fukushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of effectively utilizing interior s...
- Patent number 8,768,203
- Issue date Jul 1, 2014
- Ricoh Company, Ltd.
- Manabu Hamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet feeder and image forming apparatus including same
- Patent number 8,641,031
- Issue date Feb 4, 2014
- Ricoh Company, Ltd.
- Kunihiko Nishioka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Drive transmission system, driving device, and image forming appara...
- Patent number 8,548,357
- Issue date Oct 1, 2013
- Ricoh Company, Ltd.
- Tatsuo Fukushima
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sheet feeder and image forming apparatus incorporating same
- Patent number 8,454,011
- Issue date Jun 4, 2013
- Ricoh Company, Ltd.
- Mizuna Tanaka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Swing-gear mechanism and image forming apparatus having multiple sp...
- Patent number 8,417,155
- Issue date Apr 9, 2013
- Ricoh Company Limited
- Tatsuo Fukushima
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Image forming apparatus performing image formation by conveying paper
- Patent number 8,412,056
- Issue date Apr 2, 2013
- Ricoh Company Limited
- Yuusuke Furuichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Interlock device and image forming apparatus incorporating same
- Patent number 8,311,438
- Issue date Nov 13, 2012
- Ricoh Company, Ltd.
- Sei Onuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with a phase of a first load torque substan...
- Patent number 7,869,750
- Issue date Jan 11, 2011
- Ricoh Company, Limited
- Toru Hanashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
POWDER CONTAINER AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20150346636
- Publication date Dec 3, 2015
- Tatsuo FUKUSHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND DEVELOPER CONTAINER
- Publication number 20140161491
- Publication date Jun 12, 2014
- Tatsuo FUKUSHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140133881
- Publication date May 15, 2014
- Ricoh Company, Ltd.
- Kaoru TADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130266340
- Publication date Oct 10, 2013
- Haruo HASHIMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET FEEDER AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20130207335
- Publication date Aug 15, 2013
- Kunihiko NISHIOKA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS CAPABLE OF EFFECTIVELY UTILIZING INTERIOR S...
- Publication number 20120114373
- Publication date May 10, 2012
- RICOH COMPANY, LTD.
- Manabu Hamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20120104690
- Publication date May 3, 2012
- RICOH COMPANY, LTD.
- Mizuna Tanaka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Drive unit, image forming apparatus including same, and driving met...
- Publication number 20110280626
- Publication date Nov 17, 2011
- RICOH COMPANY, LTD.
- Tatsuo Fukushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Drive transmission system, driving device, and image forming appara...
- Publication number 20110158711
- Publication date Jun 30, 2011
- RICOH COMPANY, LTD.
- Tatsuo Fukushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20110058847
- Publication date Mar 10, 2011
- Ricoh Company, Limited
- Yuusuke FURUICHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Swing-gear mechanism and image forming apparatus having multiple sp...
- Publication number 20110052261
- Publication date Mar 3, 2011
- Ricoh Company, Ltd.
- Tatsuo Fukushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Interlock Device And Image Forming Apparatus Incorporating Same
- Publication number 20100239307
- Publication date Sep 23, 2010
- RICOH COMPANY, LTD.
- Sei ONUMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Sheet conveying device and image forming apparatus
- Publication number 20100192710
- Publication date Aug 5, 2010
- Ricoh Company, Limited
- Toru Hanashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20090056484
- Publication date Mar 5, 2009
- RICOH LIMITED, LIMITED
- Toru Hanashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Process cartridge and image forming apparatus
- Publication number 20080226352
- Publication date Sep 18, 2008
- Kimihiro Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20080226358
- Publication date Sep 18, 2008
- Ricoh Company, Limited
- Toru Hanashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tatsuo FUKUSHIMA

Person

Patents Grantslast 30 patents

Powder container and image forming apparatus incorporating same

Power supply device and image forming apparatus

Image forming apparatus and developer container

Image forming apparatus

Drive unit, image forming apparatus including same, and driving met...

Image forming apparatus capable of effectively utilizing interior s...

Sheet feeder and image forming apparatus including same

Drive transmission system, driving device, and image forming appara...

Sheet feeder and image forming apparatus incorporating same

Swing-gear mechanism and image forming apparatus having multiple sp...

Image forming apparatus performing image formation by conveying paper

Interlock device and image forming apparatus incorporating same

Image forming apparatus with a phase of a first load torque substan...

Patents Applicationslast 30 patents

POWDER CONTAINER AND IMAGE FORMING APPARATUS INCORPORATING SAME

IMAGE FORMING APPARATUS AND DEVELOPER CONTAINER

POWER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

SHEET FEEDER AND IMAGE FORMING APPARATUS INCLUDING SAME

IMAGE FORMING APPARATUS CAPABLE OF EFFECTIVELY UTILIZING INTERIOR S...

SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING SAME

Drive unit, image forming apparatus including same, and driving met...

Drive transmission system, driving device, and image forming appara...

Image forming apparatus

Swing-gear mechanism and image forming apparatus having multiple sp...

Interlock Device And Image Forming Apparatus Incorporating Same

Sheet conveying device and image forming apparatus

Image forming apparatus

Process cartridge and image forming apparatus

Image forming apparatus