Yuichiro MAEYAMA

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reading device and image forming apparatus
- Patent number 11,711,474
- Issue date Jul 25, 2023
- Ricoh Company, Ltd.
- Taiki Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sheet conveying device and image forming apparatus incorporating th...
- Patent number 11,427,423
- Issue date Aug 30, 2022
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Printing apparatus
- Patent number 11,420,450
- Issue date Aug 23, 2022
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sheet conveying device, image forming apparatus incorporating the s...
- Patent number 11,345,558
- Issue date May 31, 2022
- Ricoh Company, Ltd.
- Tomohiro Egawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus and method of correcting positional deviati...
- Patent number 11,235,597
- Issue date Feb 1, 2022
- Ricoh Company, Ltd.
- Takaaki Kaneko
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet conveying device, image forming apparatus incorporating the s...
- Patent number 11,148,892
- Issue date Oct 19, 2021
- Ricoh Company, Ltd.
- Tomohiro Egawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet conveying device and image forming apparatus incorporating th...
- Patent number 11,021,338
- Issue date Jun 1, 2021
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet conveying device, image forming apparatus incorporating the s...
- Patent number 10,875,730
- Issue date Dec 29, 2020
- Ricoh Company, Ltd.
- Eri Uchida
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Liquid discharge device and liquid discharge apparatus including li...
- Patent number 10,807,367
- Issue date Oct 20, 2020
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge apparatus
- Patent number 10,792,912
- Issue date Oct 6, 2020
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Feeding device, image forming system, and conveyed medium inspectio...
- Patent number 10,399,803
- Issue date Sep 3, 2019
- Ricoh Company, Ltd.
- Kyosuke Nakada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Feeding device, image forming system, and conveyed medium inspectio...
- Patent number 10,081,506
- Issue date Sep 25, 2018
- Ricoh Company, Ltd.
- Takeshi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Image forming apparatus including sheet cutting device
- Patent number 9,056,498
- Issue date Jun 16, 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 8,967,028
- 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
Sheet transport device and image forming device
- Patent number 8,967,793
- Issue date Mar 3, 2015
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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
Image forming apparatus
- Patent number 8,926,050
- Issue date Jan 6, 2015
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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
Sheet cutting device with restriction unit and image forming appara...
- Patent number 8,911,168
- Issue date Dec 16, 2014
- 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 and sheet transporting apparatus
- Patent number 8,132,883
- Issue date Mar 13, 2012
- Ricoh Company, Ltd.
- Takayuki Niihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Roll paper type recording medium transporting mechanism and image f...
- Patent number 8,011,611
- Issue date Sep 6, 2011
- Ricoh Company, Limited
- Akito Yoshimaru
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet conveyance device, image reader, and image forming apparatus...
- Patent number 7,735,828
- Issue date Jun 15, 2010
- Ricoh Company, Ltd.
- Yuichiro Maeyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LIQUID DISCHARGE APPARATUS, CONTROL METHOD FOR CORRECTING LIQUID DI...
- Publication number 20230302834
- Publication date Sep 28, 2023
- Dai KURABAYASHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
READING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20230030207
- Publication date Feb 2, 2023
- Taiki YAMAMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PRINTING APPARATUS
- Publication number 20210146701
- Publication date May 20, 2021
- RICOH COMPANY, LTD.
- Yuichiro Maeyama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE READING APPARATUS AND IMAGE FORMING SYSTEM
- Publication number 20200165088
- Publication date May 28, 2020
- RICOH COMPANY, LTD.
- Yuichiro Maeyama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING TH...
- Publication number 20190283992
- Publication date Sep 19, 2019
- RICOH COMPANY, LTD.
- Yuichiro Maeyama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS INCORPORATING THE S...
- Publication number 20190283998
- Publication date Sep 19, 2019
- RICOH COMPANY, LTD.
- Eri UCHIDA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
LIQUID DISCHARGE APPARATUS
- Publication number 20190283398
- Publication date Sep 19, 2019
- RICOH COMPANY, LTD.
- Yuichiro Maeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGE APPARATUS INCLUDING LI...
- Publication number 20190283415
- Publication date Sep 19, 2019
- RICOH COMPANY, LTD.
- Hiroaki MIYAGAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS INCORPORATING THE S...
- Publication number 20190276258
- Publication date Sep 12, 2019
- RICOH COMPANY, LTD.
- Tomohiro EGAWA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD OF CORRECTING POSITIONAL DEVIATI...
- Publication number 20190241385
- Publication date Aug 8, 2019
- RICOH COMPANY, LTD.
- Takaaki KANEKO
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING TH...
- Publication number 20190161301
- Publication date May 30, 2019
- RICOH COMPANY, LTD.
- Yuichiro MAEYAMA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS INCORPORATING THE S...
- Publication number 20190161299
- Publication date May 30, 2019
- RICOH COMPANY, LTD.
- Tomohiro EGAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FEEDING DEVICE, IMAGE FORMING SYSTEM, AND CONVEYED MEDIUM INSPECTIO...
- Publication number 20170210578
- Publication date Jul 27, 2017
- RICOH COMPANY, LTD.
- Kyosuke NAKADA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
FEEDING DEVICE, IMAGE FORMING SYSTEM, AND CONVEYED MEDIUM INSPECTIO...
- Publication number 20170210579
- Publication date Jul 27, 2017
- RICOH COMPANY, LTD.
- Takeshi WATANABE
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140146106
- Publication date May 29, 2014
- RICOH COMPANY, LTD.
- Yuichiro Maeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SHEET TRANSPORT DEVICE AND IMAGE FORMING DEVICE
- Publication number 20130240593
- Publication date Sep 19, 2013
- RICOH COMPANY, LTD.
- Yuichiro Maeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20130195536
- Publication date Aug 1, 2013
- RICOH COMPANY, LTD.
- Toshihiro Yoshinuma
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
IMAGE FORMING APPARATUS INCLUDING SHEET CUTTING DEVICE
- Publication number 20130095990
- Publication date Apr 18, 2013
- RICOH COMPANY, LTD.
- Yuichiro MAEYAMA
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
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

Yuichiro MAEYAMA

Person

Patents Grantslast 30 patents

Reading device and image forming apparatus

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

Printing apparatus

Sheet conveying device, image forming apparatus incorporating the s...

Image forming apparatus and method of correcting positional deviati...

Sheet conveying device, image forming apparatus incorporating the s...

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

Sheet conveying device, image forming apparatus incorporating the s...

Liquid discharge device and liquid discharge apparatus including li...

Liquid discharge apparatus

Feeding device, image forming system, and conveyed medium inspectio...

Feeding device, image forming system, and conveyed medium inspectio...

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...

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

Sheet transport device and image forming device

Image forming apparatus including sheet cutting device

Image forming apparatus

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

Sheet cutting device with restriction unit and image forming appara...

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 and sheet transporting apparatus

Roll paper type recording medium transporting mechanism and image f...

Sheet conveyance device, image reader, and image forming apparatus...

Patents Applicationslast 30 patents

LIQUID DISCHARGE APPARATUS, CONTROL METHOD FOR CORRECTING LIQUID DI...

READING DEVICE AND IMAGE FORMING APPARATUS

PRINTING APPARATUS

IMAGE READING APPARATUS AND IMAGE FORMING SYSTEM

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

SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS INCORPORATING THE S...

LIQUID DISCHARGE APPARATUS

LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGE APPARATUS INCLUDING LI...

SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS INCORPORATING THE S...

IMAGE FORMING APPARATUS AND METHOD OF CORRECTING POSITIONAL DEVIATI...

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

SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS INCORPORATING THE S...

FEEDING DEVICE, IMAGE FORMING SYSTEM, AND CONVEYED MEDIUM INSPECTIO...

FEEDING DEVICE, IMAGE FORMING SYSTEM, AND CONVEYED MEDIUM INSPECTIO...

IMAGE FORMING APPARATUS

SHEET TRANSPORT DEVICE AND IMAGE FORMING DEVICE

SHEET CUTTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

IMAGE FORMING APPARATUS INCLUDING SHEET CUTTING DEVICE

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