Koki Hayashi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Authentication system, small base station, and authentication method
- Patent number 9,241,266
- Issue date Jan 19, 2016
- NEC Corporation
- Katsuhisa Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system, femtocell base station, authentication appara...
- Patent number 9,055,437
- Issue date Jun 9, 2015
- NEC Corporation
- Osamu Kurokawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
AUTHENTICATION SYSTEM, SMALL BASE STATION, AND AUTHENTICATION METHOD
- Publication number 20110287742
- Publication date Nov 24, 2011
- NEC Corporation
- Katsuhisa Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM, FEMTOCELL BASE STATION, AUTHENTICATION APPARA...
- Publication number 20110268277
- Publication date Nov 3, 2011
- Osamu Kurokawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SERVER, NETWORK SYSTEM, AND NETWORK CONNECTION METHOD USED FOR THE...
- Publication number 20080310319
- Publication date Dec 18, 2008
- HIROSHI KITAMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication system, communication method, and mobile node and gat...
- Publication number 20040166859
- Publication date Aug 26, 2004
- Koki Hayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE