Masakuni Soejima

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Shiga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Suction unit for use in an electric vacuum cleaner and electric vac...
- Patent number 7,257,852
- Issue date Aug 21, 2007
- Matsushita Electric Industrial Co., Ltd.
- Masaki Shibuya
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Vacuum cleaner having an ion generator
- Patent number 7,174,593
- Issue date Feb 13, 2007
- Matsushita Electric Industrial Co., Ltd.
- Masakuni Soejima
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Vacuum cleaner and suction nozzle employed therein
- Patent number 7,131,164
- Issue date Nov 7, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Uratani
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
Suction unit for use in an electric vacuum cleaner and electric vac...
- Publication number 20040261217
- Publication date Dec 30, 2004
- Matsushita Electric Industrial Co., Ltd.
- Masaki Shibuya
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Vacuum cleaner and suction nozzle employed therein
- Publication number 20030217431
- Publication date Nov 27, 2003
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Uratani
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Vacuum cleaner having an ion generator
- Publication number 20030140444
- Publication date Jul 31, 2003
- Matsushita Electric Industrial Co., Ltd.
- Masakuni Soejima
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...