Tsutomu Sato

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Manual cleaning instrument
- Patent number 8,117,706
- Issue date Feb 21, 2012
- Nippon Seal, Co., Ltd.
- Tsutomu Sato
- A46 - BRUSHWARE

Patents Applicationslast 30 patents

Information Patent Application
MANUAL CLEANING TOOL
- Publication number 20220007911
- Publication date Jan 13, 2022
- Nippon Seal Co., Ltd.
- Hiroshi Ono
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Manual Cleaning Instrument
- Publication number 20090223006
- Publication date Sep 10, 2009
- Nippon Seal Co., Ltd.
- Tsutomu Sato
- A46 - BRUSHWARE