Keizaburo Sasaki

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Yokosuka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Communication method for data communication based on point-to-point...
- Patent number 7,680,122
- Issue date Mar 16, 2010
- NTT DoCoMo, Inc.
- Keizaburo Sasaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
PPP data conversion apparatus and method
- Patent number 7,260,107
- Issue date Aug 21, 2007
- NTT DoCoMo, Inc.
- Keizaburo Sasaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system for mobile devices
- Patent number 6,898,640
- Issue date May 24, 2005
- NTT DoCoMo, Inc.
- Shigetaka Kurita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Document processor
- Patent number 6,799,300
- Issue date Sep 28, 2004
- Matsushita Electric Industrial Co., Ltd.
- Toshihiro Hishida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication system and communication method
- Patent number 6,708,200
- Issue date Mar 16, 2004
- Matsushita Electric Industrial Co., Ltd.
- Seiji Ura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DATA CONVERSION APPARATUS, SIGNAL, DATA CONVERSION METHOD, DCE, GAT...
- Publication number 20060193341
- Publication date Aug 31, 2006
- NTT DoCoMo, Inc.
- Keizaburo Sasaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Document processor
- Publication number 20040216037
- Publication date Oct 28, 2004
- Matsushita Electric Industrial Co., Ltd.
- Toshihiro Hishida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System for delivering message and processing the message on server...
- Publication number 20040153522
- Publication date Aug 5, 2004
- Matsushita Electric Industrial Co., Ltd.
- Takako Hirose
- H04 - ELECTRIC COMMUNICATION TECHNIQUE