Tatsuroh Watanabe

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Roll device, roll apparatus, head maintenance device, and liquid di...
- Patent number 11,001,065
- Issue date May 11, 2021
- Ricoh Company, Ltd.
- Kenta Takahashi
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Wiping device, head maintenance device, and liquid discharge apparatus
- Patent number 10,611,157
- Issue date Apr 7, 2020
- Ricoh Company, Ltd.
- Yukihiro Asano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge apparatus
- Patent number 10,543,689
- Issue date Jan 28, 2020
- Ricoh Company, Ltd.
- Daisuke Hasebe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
HEAD-MAINTENANCE DEVICE AND LIQUID DISCHARGE APPARATUS
- Publication number 20240123732
- Publication date Apr 18, 2024
- Tatsuroh WATANABE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
ROLL DEVICE, ROLL APPARATUS, HEAD MAINTENANCE DEVICE, AND LIQUID DI...
- Publication number 20200079091
- Publication date Mar 12, 2020
- RICOH COMPANY, LTD.
- Kenta Takahashi
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
WIPING DEVICE, HEAD MAINTENANCE DEVICE, AND LIQUID DISCHARGE APPARATUS
- Publication number 20190255854
- Publication date Aug 22, 2019
- Yukihiro Asano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE APPARATUS
- Publication number 20190184709
- Publication date Jun 20, 2019
- Daisuke HASEBE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS