Yohei OSANAI

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus and image forming apparatus body
- Patent number 11,235,591
- Issue date Feb 1, 2022
- Ricoh Company Ltd.
- Masatoshi Ishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Handheld mobile printing device
- Patent number 11,124,003
- Issue date Sep 21, 2021
- Ricoh Company, Ltd.
- Masashi Ota
- G02 - OPTICS
Information Patent Grant
Image forming apparatus
- Patent number 11,016,406
- Issue date May 25, 2021
- Ricoh Company, Ltd.
- Masashi Ota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming apparatus body
- Patent number 10,882,333
- Issue date Jan 5, 2021
- Ricoh Company, Ltd.
- Yohei Osanai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 10,855,873
- Issue date Dec 1, 2020
- Ricoh Company, Ltd.
- Tomoya Fujii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading device and image forming apparatus
- Patent number 10,530,947
- Issue date Jan 7, 2020
- Ricoh Company, Ltd.
- Takuji Kawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading unit
- Patent number 10,412,246
- Issue date Sep 10, 2019
- Ricoh Company, Ltd.
- Takuji Kawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rotation drive device, image reading device, and image forming appa...
- Patent number 10,341,516
- Issue date Jul 2, 2019
- Ricoh Company, Ltd.
- Daisuke Imaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image reading device, method and non-transitory computer-readable m...
- Patent number 10,200,564
- Issue date Feb 5, 2019
- Ricoh Company, Ltd.
- Yuki Fujii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Document feeder and image forming apparatus incorporating the docum...
- Patent number 10,131,512
- Issue date Nov 20, 2018
- Ricoh Company, Ltd.
- Kaoru Tada
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Automatic document feeder, image reading device incorporating the a...
- Patent number 10,108,128
- Issue date Oct 23, 2018
- Ricoh Company, Ltd.
- Tatsuaki Nagano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image reading device and image forming apparatus incorporating the...
- Patent number 10,044,898
- Issue date Aug 7, 2018
- Ricoh Company, Ltd.
- Yohei Osanai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading unit
- Patent number 10,027,831
- Issue date Jul 17, 2018
- Ricoh Company, Ltd.
- Takuji Kawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic document feeding device
- Patent number 9,988,223
- Issue date Jun 5, 2018
- Ricoh Company, Ltd.
- Munekazu Hirata
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Automatic document feeding device and image forming apparatus incor...
- Patent number 9,819,838
- Issue date Nov 14, 2017
- Ricoh Company, Ltd.
- Koji Hatayama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Automatic document feeder, image reading device incorporating the a...
- Patent number 9,800,748
- Issue date Oct 24, 2017
- Ricoh Company Ltd.
- Toshiyuki Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image scanner having a reader and image forming apparatus incorpora...
- Patent number 9,686,422
- Issue date Jun 20, 2017
- Ricoh Company, Ltd.
- Satoshi Narai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sheet conveyance device
- Patent number 9,609,159
- Issue date Mar 28, 2017
- Ricoh Company, Ltd.
- Koji Hatayama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image scanner and image forming apparatus incorporating the image s...
- Patent number 9,571,690
- Issue date Feb 14, 2017
- Ricoh Company, Ltd.
- Yohei Osanai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sheet conveyance unit, image reading device, and image forming appa...
- Patent number 8,994,963
- Issue date Mar 31, 2015
- Ricoh Company, Ltd.
- Yohei Osanai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image reading device and image forming apparatus
- Patent number 8,947,751
- Issue date Feb 3, 2015
- Ricoh, Company Ltd.
- Hiroshi Kusumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image scanner and image forming apparatus incorporating same
- Patent number 8,861,048
- Issue date Oct 14, 2014
- Ricoh Company, Ltd.
- Satoshi Narai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic document feeder and image forming apparatus including the...
- Patent number 8,800,990
- Issue date Aug 12, 2014
- Ricoh Company, Ltd.
- Koji Hatayama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet feeding unit, image reading device including same, and image...
- Patent number 8,382,095
- Issue date Feb 26, 2013
- Ricoh Company, Ltd.
- Yohei Osanai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Automatic document feeder with sheet detector
- Patent number 8,322,710
- Issue date Dec 4, 2012
- Ricoh Company, Ltd.
- Takayuki Andoh
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF FABRICATING THREE-DIMENSIONAL OBJECT AND APPARATUS FOR FA...
- Publication number 20230271256
- Publication date Aug 31, 2023
- RICOH COMPANY, LTD.
- Kohichiroh Tanaka
- B22 - CASTING POWDER METALLURGY
Information Patent Application
POWDER SUPPLY APPARATUS AND THREE-DIMENSIONAL OBJECT MODELING APPAR...
- Publication number 20230024086
- Publication date Jan 26, 2023
- RICOH COMPANY, LTD.
- Yohei OSANAI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
THREE-DIMENSIONAL FABRICATION APPARATUS
- Publication number 20220001450
- Publication date Jan 6, 2022
- RICOH COMPANY, LTD.
- Yohei OSANAI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PORTABLE IMAGE FORMING APPARATUS AND PORTABLE IMAGE FORMING APPARAT...
- Publication number 20210276341
- Publication date Sep 9, 2021
- Ricoh Company, Ltd.
- Yohei OSANAI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20200230986
- Publication date Jul 23, 2020
- Ricoh Company, Ltd.
- Munekazu HIRATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ARTICLE
- Publication number 20200230984
- Publication date Jul 23, 2020
- Ricoh Company, Ltd.
- Masashi OTA
- G02 - OPTICS
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS BODY
- Publication number 20200101751
- Publication date Apr 2, 2020
- RICOH COMPANY, LTD.
- Munekazu HIRATA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS BODY
- Publication number 20200101763
- Publication date Apr 2, 2020
- RICOH COMPANY, LTD.
- Masatoshi ISHIDA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE APPARATUS
- Publication number 20200094548
- Publication date Mar 26, 2020
- RICOH COMPANY, LTD.
- Kunihiko NISHIOKA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20200096897
- Publication date Mar 26, 2020
- RICOH COMPANY, LTD.
- Masashi OTA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS BODY
- Publication number 20200079110
- Publication date Mar 12, 2020
- RICOH COMPANY, LTD.
- Munekazu HIRATA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS BODY
- Publication number 20200079112
- Publication date Mar 12, 2020
- RICOH COMPANY, LTD.
- Yohei OSANAI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20200084333
- Publication date Mar 12, 2020
- RICOH COMPANY, LTD.
- Tomoya FUJII
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20200079109
- Publication date Mar 12, 2020
- RICOH COMPANY, LTD.
- Masashi OTA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE READING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20190260892
- Publication date Aug 22, 2019
- RICOH COMPANY, LTD.
- Takuji KAWAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
READING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20190052767
- Publication date Feb 14, 2019
- Tatsuaki NAGANO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READING UNIT
- Publication number 20180295247
- Publication date Oct 11, 2018
- RICOH COMPANY, LTD.
- Takuji KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ROTATION DRIVE DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING APPA...
- Publication number 20180270375
- Publication date Sep 20, 2018
- RICOH COMPANY, LTD.
- DAISUKE IMAKI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE READING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE...
- Publication number 20170331970
- Publication date Nov 16, 2017
- RICOH COMPANY, LTD.
- Yohei OSANAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READING DEVICE, IMAGE READING METHOD, AND NON-TRANSITORY COMP...
- Publication number 20170208208
- Publication date Jul 20, 2017
- RICOH COMPANY, LTD.
- Yuki FUJII
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DOCUMENT FEEDER AND IMAGE FORMING APPARATUS INCORPORATING THE DOCUM...
- Publication number 20170183181
- Publication date Jun 29, 2017
- RICOH COMPANY, LTD.
- Kaoru TADA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE READING UNIT
- Publication number 20170142271
- Publication date May 18, 2017
- RICOH COMPANY, LTD.
- Takuji KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTOMATIC DOCUMENT FEEDER, IMAGE READING DEVICE INCORPORATING THE A...
- Publication number 20170142265
- Publication date May 18, 2017
- RICOH COMPANY, LTD.
- Toshiyuki HORIKAWA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS INCORPORATING AUTOMATIC COUPLING DEVICE
- Publication number 20170134598
- Publication date May 11, 2017
- RICOH COMPANY, LTD.
- Tatsuaki NAGANO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTOMATIC DOCUMENT FEEDING DEVICE
- Publication number 20160368728
- Publication date Dec 22, 2016
- RICOH COMPANY, LTD.
- Munekazu HIRATA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
AUTOMATIC DOCUMENT FEEDING DEVICE AND IMAGE FORMING APPARATUS INCOR...
- Publication number 20160360073
- Publication date Dec 8, 2016
- RICOH COMPANY, LTD.
- Koji HATAYAMA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE SCANNER AND IMAGE FORMING APPARATUS INCORPORATING THE IMAGE S...
- Publication number 20160277624
- Publication date Sep 22, 2016
- RICOH COMPANY, LTD.
- Yohei OSANAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SHEET CONVEYANCE DEVICE
- Publication number 20160127590
- Publication date May 5, 2016
- RICOH COMPANY, LTD.
- Koji HATAYAMA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE SCANNER AND IMAGE FORMING APPARATUS
- Publication number 20150341515
- Publication date Nov 26, 2015
- RICOH COMPANY, LTD.
- Yasunobu YOUDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE SCANNER AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20140347711
- Publication date Nov 27, 2014
- RICOH COMPANY, LTD.
- Satoshi NARAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yohei OSANAI

Person

Patents Grantslast 30 patents

Image forming apparatus and image forming apparatus body

Handheld mobile printing device

Image forming apparatus

Image forming apparatus and image forming apparatus body

Image forming apparatus

Image reading device and image forming apparatus

Image reading unit

Rotation drive device, image reading device, and image forming appa...

Image reading device, method and non-transitory computer-readable m...

Document feeder and image forming apparatus incorporating the docum...

Automatic document feeder, image reading device incorporating the a...

Image reading device and image forming apparatus incorporating the...

Image reading unit

Automatic document feeding device

Automatic document feeding device and image forming apparatus incor...

Automatic document feeder, image reading device incorporating the a...

Image scanner having a reader and image forming apparatus incorpora...

Sheet conveyance device

Image scanner and image forming apparatus incorporating the image s...

Sheet conveyance unit, image reading device, and image forming appa...

Image reading device and image forming apparatus

Image scanner and image forming apparatus incorporating same

Automatic document feeder and image forming apparatus including the...

Sheet feeding unit, image reading device including same, and image...

Automatic document feeder with sheet detector

Patents Applicationslast 30 patents

METHOD OF FABRICATING THREE-DIMENSIONAL OBJECT AND APPARATUS FOR FA...

POWDER SUPPLY APPARATUS AND THREE-DIMENSIONAL OBJECT MODELING APPAR...

THREE-DIMENSIONAL FABRICATION APPARATUS

PORTABLE IMAGE FORMING APPARATUS AND PORTABLE IMAGE FORMING APPARAT...

IMAGE FORMING APPARATUS

ARTICLE

IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS BODY

IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS BODY

LIQUID DISCHARGE APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS BODY

IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS BODY

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE READING DEVICE AND IMAGE FORMING APPARATUS

READING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

IMAGE READING UNIT

ROTATION DRIVE DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING APPA...

IMAGE READING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE...

IMAGE READING DEVICE, IMAGE READING METHOD, AND NON-TRANSITORY COMP...

DOCUMENT FEEDER AND IMAGE FORMING APPARATUS INCORPORATING THE DOCUM...

IMAGE READING UNIT

AUTOMATIC DOCUMENT FEEDER, IMAGE READING DEVICE INCORPORATING THE A...

IMAGE FORMING APPARATUS INCORPORATING AUTOMATIC COUPLING DEVICE

AUTOMATIC DOCUMENT FEEDING DEVICE

AUTOMATIC DOCUMENT FEEDING DEVICE AND IMAGE FORMING APPARATUS INCOR...

IMAGE SCANNER AND IMAGE FORMING APPARATUS INCORPORATING THE IMAGE S...

SHEET CONVEYANCE DEVICE

IMAGE SCANNER AND IMAGE FORMING APPARATUS

IMAGE SCANNER AND IMAGE FORMING APPARATUS INCORPORATING SAME