Katsuhiro Tobita

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Head driving device and image forming apparatus including same
- Patent number 11,312,132
- Issue date Apr 26, 2022
- Ricoh Company, Ltd.
- Tomohiro Mizutani
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
COOLING DEVICE AND LIQUID DISCHARGE APPARATUS
- Publication number 20210260899
- Publication date Aug 26, 2021
- Ricoh Company, Lt.d
- Katsuhiro Tobita
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAD DRIVING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20210060937
- Publication date Mar 4, 2021
- RICOH COMPANY, LTD.
- Tomohiro Mizutani
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS