Kiwako Hiroi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fixing device and image forming apparatus
- Patent number 10,663,894
- Issue date May 26, 2020
- Ricoh Company, Ltd.
- Jun Okamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 10,317,824
- Issue date Jun 11, 2019
- Ricoh Company, Ltd.
- Kiwako Hiroi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Pressure and pressure relief device, fixing device, and image formi...
- Patent number 10,054,885
- Issue date Aug 21, 2018
- Ricoh Company, Ltd.
- Jun Okamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20180356755
- Publication date Dec 13, 2018
- RICOH COMPANY, LTD.
- Kiwako HIROI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20180203384
- Publication date Jul 19, 2018
- Jun OKAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PRESSURE AND PRESSURE RELIEF DEVICE, FIXING DEVICE, AND IMAGE FORMI...
- Publication number 20170343942
- Publication date Nov 30, 2017
- RICOH COMPANY, LTD.
- Jun Okamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY