Yusuke TOKUNAGA

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and mechanism of attaching readers, and image reading device
- Patent number 12,059,906
- Issue date Aug 13, 2024
- Ricoh Company, Ltd.
- Yusuke Tokunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Waste liquid collector and liquid discharge apparatus
- Patent number 11,077,666
- Issue date Aug 3, 2021
- Ricoh Company, Ltd.
- Yusuke Tokunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
MAINTENANCE APPARATUS, LIQUID DISCHARGE APPARATUS, AND MAINTENANCE...
- Publication number 20240278571
- Publication date Aug 22, 2024
- Yusuke NEMOTO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS, IMAGE READING DEVICE, AND LIQUID DISCHARGE...
- Publication number 20230406656
- Publication date Dec 21, 2023
- RICOH COMPANY, LTD.
- Yusuke Tokunaga
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS, IMAGE READING DEVICE, AND LIQUID DISCHARGE...
- Publication number 20230398786
- Publication date Dec 14, 2023
- RICOH COMPANY, LTD.
- Yusuke Tokunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
WASTE LIQUID COLLECTOR AND LIQUID DISCHARGE APPARATUS
- Publication number 20200101745
- Publication date Apr 2, 2020
- Ricoh Company, Ltd.
- Yusuke TOKUNAGA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS