Mizuna TANAKA

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Feeding device and image forming apparatus incorporating same
- Patent number 12,208,979
- Issue date Jan 28, 2025
- Ricoh Company, Ltd.
- Mizuna Tanaka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet conveying device and image forming apparatus incorporating th...
- Patent number 11,046,545
- Issue date Jun 29, 2021
- Ricoh Company, Ltd.
- Mizuna Tanaka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus and image forming method
- Patent number 10,520,873
- Issue date Dec 31, 2019
- Ricoh Company, Ltd.
- Yuuya Ozaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet feeder and image forming apparatus incorporating the sheet fe...
- Patent number 10,160,613
- Issue date Dec 25, 2018
- Ricoh Company, Ltd.
- Tomoya Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet feeder and image forming apparatus incorporating the sheet fe...
- Patent number 9,868,601
- Issue date Jan 16, 2018
- Ricoh Company, Ltd.
- Ikuo Fujii
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Paper output tray, paper output unit incorporating same, and image...
- Patent number 9,630,788
- Issue date Apr 25, 2017
- Ricoh Company, Ltd.
- Hirofumi Horita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet feeder and image forming apparatus incorporating the sheet fe...
- Patent number 9,523,955
- Issue date Dec 20, 2016
- Ricoh Company, Ltd.
- Hirofumi Horita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet feeding device and image forming apparatus
- Patent number 9,511,962
- Issue date Dec 6, 2016
- Ricoh Company, Ltd.
- Mizuna Tanaka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet conveying device and image forming apparatus
- Patent number 9,487,364
- Issue date Nov 8, 2016
- Ricoh Company, Ltd.
- Ippei Kimura
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet feeder and image forming apparatus
- Patent number 9,346,640
- Issue date May 24, 2016
- Ricoh Company, Ltd.
- Hirofumi Horita
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet feeding device and image forming apparatus incorporating same
- Patent number 9,278,823
- Issue date Mar 8, 2016
- Ricoh Company, Ltd.
- Ikuo Fujii
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus
- Patent number 9,244,417
- Issue date Jan 26, 2016
- Ricoh Company, Ltd.
- Mizuna Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet feeding device, control method for the sheet feeding device,...
- Patent number 9,187,280
- Issue date Nov 17, 2015
- Ricoh Company, Ltd.
- Toshikane Nishii
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Feeding device and image forming apparatus
- Patent number 9,085,426
- Issue date Jul 21, 2015
- Ricoh Company, Ltd.
- Ikuo Fujii
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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, optional sheet feeder, and base plate member
- Patent number 8,807,552
- Issue date Aug 19, 2014
- Ricoh Company, Limited
- Kazuyoshi Kondo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet inverting device and image forming apparatus incorporating same
- Patent number 8,752,824
- Issue date Jun 17, 2014
- Ricoh Company, Ltd.
- Hiroshi Fujiwara
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus which determines whether a sheet stacking u...
- Patent number 8,666,297
- Issue date Mar 4, 2014
- Ricoh Company, Ltd.
- Haruyuki Honda
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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
Open/close mechanism for paper tray for use in image forming apparatus
- Patent number 8,561,979
- Issue date Oct 22, 2013
- Ricoh Company, Ltd.
- Toshikane Nishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet transport mechanism and electrophotographic image forming app...
- Patent number 8,505,913
- Issue date Aug 13, 2013
- Ricoh Company, Limited
- Toshikane Nishii
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus and control method therefor
- Patent number 8,465,015
- Issue date Jun 18, 2013
- Ricoh Company, Ltd.
- Hiroshi Fujiwara
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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
Sheet feeding device and image forming apparatus incorporating same
- Patent number 8,417,174
- Issue date Apr 9, 2013
- Ricoh Company Limited
- Tomoyoshi Yamazaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Conveyer and image forming apparatus including the same
- Patent number 8,413,982
- Issue date Apr 9, 2013
- Ricoh Company Limited
- Haruyuki Honda
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet thickness detector and image forming apparatus using same
- Patent number 8,340,564
- Issue date Dec 25, 2012
- Ricoh Company, Ltd.
- Kazuyoshi Kondo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Recording medium conveyer capable of effectively conveying recordin...
- Patent number 8,322,718
- Issue date Dec 4, 2012
- Ricoh Company, Ltd.
- Hiroshi Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device
- Patent number 8,260,187
- Issue date Sep 4, 2012
- Ricoh Company, Ltd.
- Haruyuki Honda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Feeding device and image forming apparatus
- Patent number 8,256,769
- Issue date Sep 4, 2012
- Ricoh Company, Ltd.
- Masafumi Takahira
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet feeding device and image forming apparatus
- Patent number 8,240,657
- Issue date Aug 14, 2012
- Ricoh Company, Ltd.
- Mizuna Tanaka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
FEEDING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20230257220
- Publication date Aug 17, 2023
- RICOH COMPANY, LTD.
- Mizuna TANAKA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET LOADER AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET LO...
- Publication number 20210024305
- Publication date Jan 28, 2021
- RICOH COMPANY, LTD.
- Mizuna TANAKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING TH...
- Publication number 20210024317
- Publication date Jan 28, 2021
- Mizuna TANAKA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET STACKER, SHEET TRAY, IMAGE FORMING APPARATUS, AND COMPOSITE I...
- Publication number 20190071268
- Publication date Mar 7, 2019
- RICOH COMPANY, LTD.
- Kunihiko Nishioka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
- Publication number 20170364014
- Publication date Dec 21, 2017
- RICOH COMPANY, LTD.
- Yuuya Ozaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET FE...
- Publication number 20160378042
- Publication date Dec 29, 2016
- RICOH COMPANY, LTD.
- Tomoya TANAKA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET FE...
- Publication number 20160109841
- Publication date Apr 21, 2016
- RICOH COMPANY, LTD.
- Hirofumi Horita
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET FEEDING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20150274452
- Publication date Oct 1, 2015
- RICOH COMPANY, LTD.
- Mizuna TANAKA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET FE...
- Publication number 20150274450
- Publication date Oct 1, 2015
- Ikuo FUJII
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET FEEDER AND IMAGE FORMING APPARATUS
- Publication number 20150259164
- Publication date Sep 17, 2015
- RICOH COMPANY, LTD.
- Hirofumi HORITA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150153686
- Publication date Jun 4, 2015
- RICOH COMPANY, LTD.
- Mizuna Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET FEEDING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20140319759
- Publication date Oct 30, 2014
- RICOH COMPANY, LTD.
- Ikuo FUJII
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
PAPER OUTPUT TRAY, PAPER OUTPUT UNIT INCORPORATING SAME, AND IMAGE...
- Publication number 20140103603
- Publication date Apr 17, 2014
- RICOH COMPANY, LTD.
- Hirofumi HORITA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
FEEDING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140077444
- Publication date Mar 20, 2014
- RICOH COMPANY, LIMITED
- Ikuo FUJII
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140049000
- Publication date Feb 20, 2014
- RICOH COMPANY, LTD.
- Ippei KIMURA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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
SHEET FEEDING DEVICE, CONTROL METHOD FOR THE SHEET FEEDING DEVICE,...
- Publication number 20120146281
- Publication date Jun 14, 2012
- RICOH COMPANY, LTD.
- Toshikane Nishii
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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
OPEN/CLOSE MECHANISM FOR PAPER TRAY FOR USE IN IMAGE FORMING APPARATUS
- Publication number 20120104685
- Publication date May 3, 2012
- RICOH COMPANY, LTD.
- Toshikane NISHII
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and control method therefor
- Publication number 20110291353
- Publication date Dec 1, 2011
- RICOH COMPANY, LTD.
- Hiroshi Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Sheet inverting device and image forming apparatus incorporating same
- Publication number 20110285076
- Publication date Nov 24, 2011
- RICOH COMPANY, LTD.
- Hiroshi Fujiwara
- 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
Image forming apparatus
- Publication number 20110217058
- Publication date Sep 8, 2011
- RICOH COMPANY, LTD.
- Haruyuki Honda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Feeding device and image forming apparatus
- Publication number 20110204556
- Publication date Aug 25, 2011
- Masafumi Takahira
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Switchback mechanism and image forming apparatus
- Publication number 20110127707
- Publication date Jun 2, 2011
- Haruyuki Honda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Recording medium conveyer capable of effectively conveying recordin...
- Publication number 20110115154
- Publication date May 19, 2011
- Hiroshi Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Sheet thickness detector and image forming apparatus using same
- Publication number 20110058829
- Publication date Mar 10, 2011
- Ricoh Company Limited
- Kazuyoshi Kondo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Conveyer and image forming apparatus including the same
- Publication number 20110058873
- Publication date Mar 10, 2011
- RICOH COMPANY, LTD.
- Haruyuki Honda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Sheet transport mechanism and electrophotographic image forming app...
- Publication number 20100314827
- Publication date Dec 16, 2010
- Ricoh Company Ltd.
- Toshikane Nishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming system
- Publication number 20100225041
- Publication date Sep 9, 2010
- Ricoh Company, Limited
- Yasuo Matsuyama
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Mizuna TANAKA

Person

Patents Grantslast 30 patents

Feeding device and image forming apparatus incorporating same

Sheet conveying device and image forming apparatus incorporating th...

Image forming apparatus and image forming method

Sheet feeder and image forming apparatus incorporating the sheet fe...

Sheet feeder and image forming apparatus incorporating the sheet fe...

Paper output tray, paper output unit incorporating same, and image...

Sheet feeder and image forming apparatus incorporating the sheet fe...

Sheet feeding device and image forming apparatus

Sheet conveying device and image forming apparatus

Sheet feeder and image forming apparatus

Sheet feeding device and image forming apparatus incorporating same

Image forming apparatus

Sheet feeding device, control method for the sheet feeding device,...

Feeding device and image forming apparatus

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

Image forming apparatus, optional sheet feeder, and base plate member

Sheet inverting device and image forming apparatus incorporating same

Image forming apparatus which determines whether a sheet stacking u...

Sheet feeder and image forming apparatus including same

Open/close mechanism for paper tray for use in image forming apparatus

Sheet transport mechanism and electrophotographic image forming app...

Image forming apparatus and control method therefor

Sheet feeder and image forming apparatus incorporating same

Sheet feeding device and image forming apparatus incorporating same

Conveyer and image forming apparatus including the same

Sheet thickness detector and image forming apparatus using same

Recording medium conveyer capable of effectively conveying recordin...

Image forming device

Feeding device and image forming apparatus

Sheet feeding device and image forming apparatus

Patents Applicationslast 30 patents

FEEDING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

SHEET LOADER AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET LO...

SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING TH...

SHEET STACKER, SHEET TRAY, IMAGE FORMING APPARATUS, AND COMPOSITE I...

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET FE...

SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET FE...

SHEET FEEDING DEVICE AND IMAGE FORMING APPARATUS

SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET FE...

SHEET FEEDER AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

SHEET FEEDING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

PAPER OUTPUT TRAY, PAPER OUTPUT UNIT INCORPORATING SAME, AND IMAGE...

FEEDING DEVICE AND IMAGE FORMING APPARATUS

SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS

SHEET FEEDER AND IMAGE FORMING APPARATUS INCLUDING SAME

SHEET FEEDING DEVICE, CONTROL METHOD FOR THE SHEET FEEDING DEVICE,...

SHEET FEEDER AND IMAGE FORMING APPARATUS INCORPORATING SAME

OPEN/CLOSE MECHANISM FOR PAPER TRAY FOR USE IN IMAGE FORMING APPARATUS

Image forming apparatus and control method therefor

Sheet inverting device and image forming apparatus incorporating same

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

Image forming apparatus

Feeding device and image forming apparatus

Switchback mechanism and image forming apparatus

Recording medium conveyer capable of effectively conveying recordin...

Sheet thickness detector and image forming apparatus using same

Conveyer and image forming apparatus including the same

Sheet transport mechanism and electrophotographic image forming app...

Image forming system