Hiroshi Seo

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Heating device, fixing device, drying device, laminator, and image...
- Patent number 11,906,916
- Issue date Feb 20, 2024
- Ricoh Company, Ltd.
- Yuusuke Furuichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device including at least one temperature detector and a dev...
- Patent number 10,955,777
- Issue date Mar 23, 2021
- Ricoh Company, Ltd.
- Seiji Saitoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Temperature detector, heating device, fixing device, and image form...
- Patent number 10,845,740
- Issue date Nov 24, 2020
- Ricoh Company, Ltd.
- Yuusuke Furuichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus including same
- Patent number 10,788,775
- Issue date Sep 29, 2020
- Ricoh Company, Ltd.
- Jun Okamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 10,162,283
- Issue date Dec 25, 2018
- Ricoh Company, Ltd.
- Hiroyuki Shimada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus including fixing device w...
- Patent number 10,001,734
- Issue date Jun 19, 2018
- Ricoh Company, Ltd.
- Hiroshi Seo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 9,851,663
- Issue date Dec 26, 2017
- Ricoh Company, Ltd.
- Shohta Kobashigawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 9,829,840
- Issue date Nov 28, 2017
- Ricoh Company, Ltd.
- Takashi Seto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus including a rotation load...
- Patent number 9,715,201
- Issue date Jul 25, 2017
- Ricoh Company, Ltd.
- Takamasa Hase
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device, image forming apparatus, and fixing method
- Patent number 9,678,460
- Issue date Jun 13, 2017
- Ricoh Company, Ltd.
- Takamasa Hase
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 9,612,556
- Issue date Apr 4, 2017
- Ricoh Company, Ltd.
- Yasuhiko Ogino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,568,868
- Issue date Feb 14, 2017
- Ricoh Company, Limited
- Shinichi Namekata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device
- Patent number 9,411,284
- Issue date Aug 9, 2016
- Ricoh Company, Ltd.
- Takumi Waida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with conveyance unit to regulate passage of...
- Patent number 9,195,183
- Issue date Nov 24, 2015
- Ricoh Company, Ltd.
- Ryota Yamashina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and method of arranging sheet detector
- Patent number 9,176,438
- Issue date Nov 3, 2015
- Ricoh Company, Ltd.
- Ryota Yamashina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,170,544
- Issue date Oct 27, 2015
- Ricoh Company, Ltd.
- Ryota Yamashina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming device
- Patent number 9,146,512
- Issue date Sep 29, 2015
- Ricoh Company, Limited
- Kazuya Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus including same
- Patent number 9,122,212
- Issue date Sep 1, 2015
- Ricoh Company, Ltd.
- Ippei Fujimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus including same
- Patent number 9,075,357
- Issue date Jul 7, 2015
- Ricoh Company, Ltd.
- Kazuhito Kishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device
- Patent number 9,075,365
- Issue date Jul 7, 2015
- Ricoh Company, Ltd.
- Hiroshi Seo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus including same
- Patent number 9,069,302
- Issue date Jun 30, 2015
- Ricoh Company, Ltd.
- Masahiro Samei
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device having heat shielding device and image forming appara...
- Patent number 9,046,832
- Issue date Jun 2, 2015
- Ricoh Company, Ltd.
- Masahiro Samei
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thermal fixing device and image forming apparatus including same wh...
- Patent number 8,989,607
- Issue date Mar 24, 2015
- Ricoh Company, Ltd.
- Satoshi Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus including same
- Patent number 8,977,156
- Issue date Mar 10, 2015
- Ricoh Company, Ltd.
- Takeshi Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device
- Patent number 8,965,230
- Issue date Feb 24, 2015
- Ricoh Company, Ltd.
- Ryota Yamashina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and control method used therein
- Patent number 8,948,641
- Issue date Feb 3, 2015
- Ricoh Company, Ltd.
- Ippei Fujimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 8,811,842
- Issue date Aug 19, 2014
- Ricoh Company, Ltd.
- Takamasa Hase
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus incorporating same
- Patent number 8,774,666
- Issue date Jul 8, 2014
- Ricoh Company, Ltd.
- Kazuya Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing apparatus and image forming apparatus
- Patent number 8,761,626
- Issue date Jun 24, 2014
- Ricoh Company, Ltd.
- Hiroshi Seo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device, fixing method, image forming apparatus, and image fo...
- Patent number 8,755,733
- Issue date Jun 17, 2014
- Ricoh Company, Ltd.
- Masanao Ehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240012353
- Publication date Jan 11, 2024
- Ricoh Company, Ltd.
- Yuusuke FURUICHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HEATING DEVICE, FIXING DEVICE, DRYING DEVICE, LAMINATOR, AND IMAGE...
- Publication number 20220382191
- Publication date Dec 1, 2022
- RICOH COMPANY, LTD.
- Yuusuke FURUICHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, TONER, TWO-COMPONENT DEVELOPING AGENT, AND...
- Publication number 20210294229
- Publication date Sep 23, 2021
- RICOH COMPANY, LTD.
- Hideki SUGIURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20200379384
- Publication date Dec 3, 2020
- RICOH COMPANY, LTD.
- Masahiro SAMEI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20200241452
- Publication date Jul 30, 2020
- RICOH COMPANY, LTD.
- Seiji SAITOH
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20200241453
- Publication date Jul 30, 2020
- RICOH COMPANY, LTD.
- Jun OKAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TEMPERATURE DETECTOR, HEATING DEVICE, FIXING DEVICE, AND IMAGE FORM...
- Publication number 20200183307
- Publication date Jun 11, 2020
- Yuusuke FURUICHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180024462
- Publication date Jan 25, 2018
- Hiroyuki SHIMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING FIXING DEVICE
- Publication number 20170185019
- Publication date Jun 29, 2017
- RICOH COMPANY, LTD.
- Hiroshi Seo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20170003633
- Publication date Jan 5, 2017
- Takamasa HASE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20160334742
- Publication date Nov 17, 2016
- Shohta KOBASHIGAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE, IMAGE FORMING APPARATUS, AND FIXING METHOD
- Publication number 20160274510
- Publication date Sep 22, 2016
- TAKAMASA HASE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20160274511
- Publication date Sep 22, 2016
- Yasuhiko OGINO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20160231672
- Publication date Aug 11, 2016
- TAKASHI SETO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150071660
- Publication date Mar 12, 2015
- Ryota YAMASHINA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150071661
- Publication date Mar 12, 2015
- Ryota Yamashina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD OF ARRANGING SHEET DETECTOR
- Publication number 20140270822
- Publication date Sep 18, 2014
- Ryota YAMASHINA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20140227001
- Publication date Aug 14, 2014
- Kazuhito KISHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20140219673
- Publication date Aug 7, 2014
- Takeshi YAMAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20140219696
- Publication date Aug 7, 2014
- Ippei FUJIMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20140219672
- Publication date Aug 7, 2014
- Masahiro SAMEI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20130308990
- Publication date Nov 21, 2013
- RICOH COMPANY, LTD.
- Masahiro SAMEI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20130209124
- Publication date Aug 15, 2013
- Kazuya SAITO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE
- Publication number 20130209126
- Publication date Aug 15, 2013
- Hiroshi SEO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND CONTROL METHOD USED THEREIN
- Publication number 20130209127
- Publication date Aug 15, 2013
- Ippei FUJIMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING DEVICE
- Publication number 20130209128
- Publication date Aug 15, 2013
- Kazuya SAITO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE
- Publication number 20130209123
- Publication date Aug 15, 2013
- Takumi WAIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130209120
- Publication date Aug 15, 2013
- Shinichi NAMEKATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE
- Publication number 20130209122
- Publication date Aug 15, 2013
- Ryota YAMASHINA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20120219312
- Publication date Aug 30, 2012
- Shuutaroh YUASA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hiroshi Seo

Person

Patents Grantslast 30 patents

Heating device, fixing device, drying device, laminator, and image...

Fixing device including at least one temperature detector and a dev...

Temperature detector, heating device, fixing device, and image form...

Fixing device and image forming apparatus including same

Image forming apparatus

Fixing device and image forming apparatus including fixing device w...

Fixing device and image forming apparatus

Fixing device and image forming apparatus

Fixing device and image forming apparatus including a rotation load...

Fixing device, image forming apparatus, and fixing method

Fixing device and image forming apparatus

Image forming apparatus

Fixing device

Image forming apparatus with conveyance unit to regulate passage of...

Image forming apparatus and method of arranging sheet detector

Image forming apparatus

Fixing device and image forming device

Fixing device and image forming apparatus including same

Fixing device and image forming apparatus including same

Fixing device

Fixing device and image forming apparatus including same

Fixing device having heat shielding device and image forming appara...

Thermal fixing device and image forming apparatus including same wh...

Fixing device and image forming apparatus including same

Fixing device

Fixing device and control method used therein

Fixing device and image forming apparatus

Fixing device and image forming apparatus incorporating same

Fixing apparatus and image forming apparatus

Fixing device, fixing method, image forming apparatus, and image fo...

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

HEATING DEVICE, FIXING DEVICE, DRYING DEVICE, LAMINATOR, AND IMAGE...

IMAGE FORMING APPARATUS, TONER, TWO-COMPONENT DEVELOPING AGENT, AND...

HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

TEMPERATURE DETECTOR, HEATING DEVICE, FIXING DEVICE, AND IMAGE FORM...

IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING FIXING DEVICE

FIXING DEVICE AND IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS

FIXING DEVICE, IMAGE FORMING APPARATUS, AND FIXING METHOD

FIXING DEVICE AND IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND METHOD OF ARRANGING SHEET DETECTOR

FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

FIXING DEVICE

FIXING DEVICE AND CONTROL METHOD USED THEREIN

FIXING DEVICE AND IMAGE FORMING DEVICE

FIXING DEVICE

IMAGE FORMING APPARATUS

FIXING DEVICE

FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME