Yuki OSATO

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Amount-of-remaining-toner detecting device, image forming apparatus...
- Patent number 11,774,878
- Issue date Oct 3, 2023
- Ricoh Company, Ltd.
- Ryotaro Konno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and method of detecting rise of recording m...
- Patent number 11,611,674
- Issue date Mar 21, 2023
- Ricoh Company, Ltd.
- Hidemasa Morimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Remaining toner amount detection device, image forming apparatus, a...
- Patent number 11,604,423
- Issue date Mar 14, 2023
- Ricoh Company, Ltd.
- Yuki Osato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner amount detector, toner amount detection method, and non-trans...
- Patent number 11,126,111
- Issue date Sep 21, 2021
- Ricoh Company, Ltd.
- Yuusuke Tomura
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
AMOUNT-OF-REMAINING-TONER DETECTING DEVICE, IMAGE FORMING APPARATUS...
- Publication number 20220397853
- Publication date Dec 15, 2022
- RICOH COMPANY, LTD.
- Ryotaro Konno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REMAINING TONER AMOUNT DETECTION DEVICE, IMAGE FORMING APPARATUS, A...
- Publication number 20220283533
- Publication date Sep 8, 2022
- RICOH COMPANY, LTD.
- Yuki Osato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD OF DETECTING RISE OF RECORDING M...
- Publication number 20210405562
- Publication date Dec 30, 2021
- RICOH COMPANY, LTD.
- Hidemasa MORIMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TONER AMOUNT DETECTOR, TONER AMOUNT DETECTION METHOD, AND NON-TRANS...
- Publication number 20200333725
- Publication date Oct 22, 2020
- Yuusuke TOMURA
- G01 - MEASURING TESTING