Toshio Nagatsuka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Server apparatus and method for electronic mail transmission control
- Patent number 7,555,520
- Issue date Jun 30, 2009
- Panasonic Communications Co., Ltd.
- Shinichi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Document transmission apparatus and a cellular phone apparatus
- Patent number 6,987,580
- Issue date Jan 17, 2006
- Panasonic Communications Co., Ltd.
- Shinichi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mail notification apparatus and a mail notification method
- Patent number 6,850,757
- Issue date Feb 1, 2005
- Panasonic Communications Co., Ltd.
- Shinichi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Server apparatus and method for electronic mail transmission control
- Publication number 20020069254
- Publication date Jun 6, 2002
- MATSUSHITA GRAPHIC COMMUNICATION SYSTEMS, INC.
- Shinichi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Document transmission apparatus and a cellular phone apparatus
- Publication number 20010034774
- Publication date Oct 25, 2001
- MATSUSHITA GRAPHIC COMMUNICATION SYSTEMS, INC.
- Shinichi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mail notification apparatus and a mail notification method
- Publication number 20010034226
- Publication date Oct 25, 2001
- MATSUSHITA GRAPHIC COMMUNICATION SYSTEMS, INC.
- Shinichi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE