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Patents Grants
last 30 patents
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Patent Grant
Fixing device and image forming apparatus which has an air flow gen...
Patent number
11,703,781
Issue date
Jul 18, 2023
Ricoh Company, Ltd.
Naoki Iwaya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
NIP formation member having a base, a thermal conductor, and a stab...
Patent number
11,454,910
Issue date
Sep 27, 2022
Ricoh Company, Ltd.
Naoki Iwaya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Nip forming member, fixing device, and image forming apparatus
Patent number
11,054,774
Issue date
Jul 6, 2021
Ricoh Company, Ltd.
Yoshiharu Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus incorporating same
Patent number
11,054,775
Issue date
Jul 6, 2021
Ricoh Company, Ltd.
Ryohei Matsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device capable of enhancing durability of endless belt and i...
Patent number
10,935,911
Issue date
Mar 2, 2021
Ricoh Company, Ltd.
Teppei Kawata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus incorporating pressing device
Patent number
10,558,154
Issue date
Feb 11, 2020
Ricoh Company, Ltd.
Hiroshi Kajiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus
Patent number
10,001,735
Issue date
Jun 19, 2018
Ricoh Company, Limited
Takahiro Imada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
9,971,289
Issue date
May 15, 2018
Ricoh Company, Ltd.
Takamasa Hase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus
Patent number
9,927,748
Issue date
Mar 27, 2018
Ricoh Company, Ltd.
Hiroshi Yoshinaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device capable of enhancing durability of endless belt and i...
Patent number
9,811,031
Issue date
Nov 7, 2017
Ricoh Company, Ltd.
Teppei Kawata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus including the fixing device
Patent number
9,727,008
Issue date
Aug 8, 2017
Ricoh Company, Ltd.
Teppei Kawata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Belt device and image forming apparatus including same
Patent number
9,708,143
Issue date
Jul 18, 2017
Ricoh Company, Ltd.
Yoshiki Hozumi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including a fixing device that includes a r...
Patent number
9,690,243
Issue date
Jun 27, 2017
Ricoh Company, Ltd.
Takamasa Hase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having an angle adjuster for a tiltable sup...
Patent number
9,599,934
Issue date
Mar 21, 2017
Ricoh Company, Ltd.
Yoshiki Hozumi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus
Patent number
9,557,692
Issue date
Jan 31, 2017
Ricoh Company, Limited
Takahiro Imada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device with a temperature detector adjacent an easily deform...
Patent number
9,507,306
Issue date
Nov 29, 2016
Ricoh Company, Ltd.
Takeshi Uchitani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus including same
Patent number
9,501,011
Issue date
Nov 22, 2016
Ricoh Company, Ltd.
Ippei Fujimoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Belt conveyor unit and image forming apparatus including same
Patent number
9,499,361
Issue date
Nov 22, 2016
Ricoh Company, Ltd.
Naoki Iwaya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
9,465,331
Issue date
Oct 11, 2016
Ricoh Company, Ltd.
Masakazu Imai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus including same
Patent number
9,454,114
Issue date
Sep 27, 2016
Ricoh Company, Ltd.
Takamasa Hase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Conveyor system and image forming apparatus including same
Patent number
9,417,565
Issue date
Aug 16, 2016
Ricoh Company, Ltd.
Yoshiki Hozumi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Fixing device capable of minimizing damage of endless rotary body a...
Patent number
9,405,250
Issue date
Aug 2, 2016
Ricoh Company, Ltd.
Tadashi Ogawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus incorporating same
Patent number
9,405,270
Issue date
Aug 2, 2016
Ricoh Company, Ltd.
Tadashi Ogawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming device
Patent number
9,405,242
Issue date
Aug 2, 2016
Ricoh Company, Ltd.
Takamasa Hase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming device
Patent number
9,367,010
Issue date
Jun 14, 2016
RICOII COMPANY, LIMITED
Hiromasa Takagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus incorporating same
Patent number
9,316,972
Issue date
Apr 19, 2016
Ricoh Company, Ltd.
Yuji Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus including same
Patent number
9,310,733
Issue date
Apr 12, 2016
Ricoh Company, Ltd.
Hiroshi Yoshinaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus incorporating same
Patent number
9,291,967
Issue date
Mar 22, 2016
Ricoh Company, Ltd.
Naoki Iwaya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Belt assembly and image forming apparatus including same
Patent number
9,291,952
Issue date
Mar 22, 2016
Ricoh Company, Ltd.
Yoshiki Hozumi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Belt assembly and image forming apparatus including same
Patent number
9,250,575
Issue date
Feb 2, 2016
Ricoh Company, Ltd.
Yoshiki Hozumi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
NIP FORMATION MEMBER, FIXING DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20220075302
Publication date
Mar 10, 2022
Naoki IWAYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20220066368
Publication date
Mar 3, 2022
Ricoh Company, Ltd.
Naoki IWAYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
Publication number
20200401068
Publication date
Dec 24, 2020
Ryohei MATSUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
NIP FORMING MEMBER, FIXING DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20200285182
Publication date
Sep 10, 2020
Yoshiharu Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS INCORPORATING PRESSING DEVICE
Publication number
20200033764
Publication date
Jan 30, 2020
RICOH COMPANY, LTD.
Hiroshi Kajiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20190258196
Publication date
Aug 22, 2019
RICOH COMPANY, LTD.
Naoki IWAYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE CAPABLE OF ENHANCING DURABILITY OF ENDLESS BELT AND I...
Publication number
20180046121
Publication date
Feb 15, 2018
Teppei KAWATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE FIXING DEVICE
Publication number
20170293245
Publication date
Oct 12, 2017
Teppei KAWATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20170255150
Publication date
Sep 7, 2017
Takamasa HASE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20170102652
Publication date
Apr 13, 2017
RICOH COMPANY, LTD.
Takahiro IMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20160139543
Publication date
May 19, 2016
RICOH COMPANY, LTD.
Masakazu Imai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20160062279
Publication date
Mar 3, 2016
Yoshiki HOZUMI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20160054691
Publication date
Feb 25, 2016
Takamasa HASE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20160004197
Publication date
Jan 7, 2016
RICOH COMPANY, LIMITED
Takahiro IMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE CAPABLE OF ENHANCING DURABILITY OF ENDLESS BELT AND I...
Publication number
20150378290
Publication date
Dec 31, 2015
Teppei KAWATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20150355586
Publication date
Dec 10, 2015
Ippei Fujimoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
BELT DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20150314976
Publication date
Nov 5, 2015
Yoshiki HOZUMI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
CONVEYOR SYSTEM AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20150301484
Publication date
Oct 22, 2015
Yoshiki HOZUMI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20150268597
Publication date
Sep 24, 2015
Yuji ARAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING DEVICE
Publication number
20150234329
Publication date
Aug 20, 2015
Takamasa HASE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
BELT ASSEMBLY AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20150227089
Publication date
Aug 13, 2015
Yoshiki HOZUMI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20150212459
Publication date
Jul 30, 2015
RICOH COMPANY, LTD.
Takamasa HASE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE CAPABLE OF MINIMIZING DAMAGE OF ENDLESS ROTARY BODY A...
Publication number
20150168897
Publication date
Jun 18, 2015
Tadashi OGAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
BELT ASSEMBLY AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20150125189
Publication date
May 7, 2015
Yoshiki HOZUMI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
CONVEYOR SYSTEM AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20150117914
Publication date
Apr 30, 2015
Yoshiki HOZUMI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
FIXING DEVICE WITH A TEMPERATURE DETECTOR ADJACENT AN EASILY DEFORM...
Publication number
20150104230
Publication date
Apr 16, 2015
Takeshi UCHITANI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
BELT CONVEYOR UNIT AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20150090564
Publication date
Apr 2, 2015
Naoki IWAYA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
Publication number
20150063884
Publication date
Mar 5, 2015
Naoki IWAYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING DEVICE CAPABLE OF ENHANCING DURABILITY OF ENDLESS BELT AND I...
Publication number
20150023705
Publication date
Jan 22, 2015
Teppei KAWATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20140369703
Publication date
Dec 18, 2014
Takamasa HASE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY