Eri Katoh

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Network communication system
- Patent number 6,195,366
- Issue date Feb 27, 2001
- Hitachi, Ltd.
- Makoto Kayashima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Security management system and security managing method
- Publication number 20010025346
- Publication date Sep 27, 2001
- Makoto Kayashima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Security management system and security managing method
- Publication number 20010023486
- Publication date Sep 20, 2001
- Makoto Kayashima
- G06 - COMPUTING CALCULATING COUNTING