Kazutoshi Hidaka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cable location continuously determining apparatus, cable location c...
- Patent number 7,081,744
- Issue date Jul 25, 2006
- NTT Infrastructure Network Corporation
- Shinsuke Nakanishi
- G01 - MEASURING TESTING
Information Patent Grant
Cable position information management system, facility information...
- Patent number 6,748,340
- Issue date Jun 8, 2004
- NTT Infrastructure Network Corporation
- Kazuhiro Otsuki
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Cable location continuously determining apparatus, cable location c...
- Publication number 20050062475
- Publication date Mar 24, 2005
- Shinsuke Nakanishi
- G01 - MEASURING TESTING
Information Patent Application
Cable position information management system, facility information...
- Publication number 20040059539
- Publication date Mar 25, 2004
- Kazuhiro Otsuki
- G01 - MEASURING TESTING