Yasuyuki Hiruta

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electric vacuum cleaner
- Patent number 7,276,099
- Issue date Oct 2, 2007
- Hitachi Home & Life Solutions, Inc.
- Shoji Hayashi
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Electric vacuum cleaner
- Patent number 7,207,083
- Issue date Apr 24, 2007
- Hitachi Home & Life Solutions, Inc.
- Shoji Hayashi
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Vacuum cleaner
- Patent number 5,216,778
- Issue date Jun 8, 1993
- Hitachi, Ltd.
- Naruhiko Suzuki
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Hose fixture device
- Patent number 5,042,844
- Issue date Aug 27, 1991
- Hitachi, Ltd.
- Akira Iida
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Electrical appliance
- Patent number 4,912,593
- Issue date Mar 27, 1990
- Hitachi, Ltd.
- Akira Iwao
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
Electric vacuum cleaner
- Publication number 20060218744
- Publication date Oct 5, 2006
- Shoji Hayashi
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Electric vacuum cleaner
- Publication number 20060123751
- Publication date Jun 15, 2006
- Shoji Hayashi
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Electric vacuum cleaner
- Publication number 20030226232
- Publication date Dec 11, 2003
- Shoji Hayashi
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...