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Kanagawa, JP
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last 30 patents
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Patent Grant
Heating device, fixing device, and image forming apparatus
Patent number
11,971,674
Issue date
Apr 30, 2024
Ricoh Company, Ltd.
Shigeo Nanno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Heating device, fixing device, and image forming apparatus
Patent number
11,934,126
Issue date
Mar 19, 2024
Ricoh Company, Ltd.
Yasunori Ishigaya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Heating device, fixing device, and image forming apparatus
Patent number
11,687,020
Issue date
Jun 27, 2023
Ricoh Company, Ltd.
Takahiro Imada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS
Publication number
20230266699
Publication date
Aug 24, 2023
RICOH COMPANY LTD.
Keitaro Shoji
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HEATER CONTROL DEVICE AND IMAGE FORMING APPARATUS
Publication number
20230229101
Publication date
Jul 20, 2023
RICOH COMPANY, LTD.
Haruo Shida
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20230205118
Publication date
Jun 29, 2023
Yasunori ISHIGAYA
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
HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20220291615
Publication date
Sep 15, 2022
Shigeo NANNO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20220155712
Publication date
May 19, 2022
RICOH COMPANY, LTD.
Takahiro IMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POWDER AMOUNT DETECTOR, POWDER SUPPLY DEVICE, AND IMAGE FORMING APP...
Publication number
20200033752
Publication date
Jan 30, 2020
Tatsuya Kubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY