Kenji Naka

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Unauthorized communication detection apparatus and recording medium
- Patent number 11,792,650
- Issue date Oct 17, 2023
- Hitachi, Ltd.
- Hiroki Hanawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Map data distribution system
- Patent number 8,005,612
- Issue date Aug 23, 2011
- Hitachi, Ltd.
- Akinori Asahara
- G01 - MEASURING TESTING
Information Patent Grant
Computer readable medium storing a map data updating program and ma...
- Patent number 7,930,100
- Issue date Apr 19, 2011
- Hitachi, Ltd.
- Masaaki Tanizaki
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Unauthorized Communication Detection Apparatus and Recording Medium
- Publication number 20200275278
- Publication date Aug 27, 2020
- Hitachi, Ltd
- Hiroki HANAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Unauthorized Communication Detection Apparatus and Recording Medium
- Publication number 20190273749
- Publication date Sep 5, 2019
- Hitachi, Ltd
- Kennosuke NISHIMOTO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MAP DATA DISTRIBUTION SYSTEM AND MAP DATA UPDATING METHOD
- Publication number 20090019095
- Publication date Jan 15, 2009
- HITACHI LTD.
- Akinori Asahara
- G01 - MEASURING TESTING
Information Patent Application
Map data distribution system
- Publication number 20080086262
- Publication date Apr 10, 2008
- Hitachi, Ltd.
- Akinori Asahara
- G01 - MEASURING TESTING
Information Patent Application
Computer readable medium storing a map data updating program and ma...
- Publication number 20070213929
- Publication date Sep 13, 2007
- Masaaki Tanizaki
- G06 - COMPUTING CALCULATING COUNTING