Ryuji Iwazaki

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Shizuoka-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Computer assisted learning system, storage server used for computer...
- Patent number 6,807,395
- Issue date Oct 19, 2004
- Toshiba Tec Kabushiki Kaisha
- Ryuji Iwazaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Printing service method for printing system and the printing system
- Patent number 6,705,781
- Issue date Mar 16, 2004
- Toshiba Tec Kabushiki Kaisha
- Ryuji IwaZaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication control method for electronic mail system
- Patent number 6,687,742
- Issue date Feb 3, 2004
- Toshiba Tec Kabushiki Kaisha
- Ryuji Iwazaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic-mail system for transmitting and receiving image data ut...
- Patent number 6,457,044
- Issue date Sep 24, 2002
- Toshiba Tec Kabushiki Kaisha
- Ryuji IwaZaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Computer assisted learning system, storage server used for computer...
- Publication number 20020172925
- Publication date Nov 21, 2002
- TOSHIBA TEC KABUSHIKI KAISHA
- Ryuji Iwazaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Printing service method for printing system and the printing system
- Publication number 20020038612
- Publication date Apr 4, 2002
- Toshiba Tec Kabushiki Kaisha
- Ryuji Iwazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE