Junko Nagatsuma

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New York, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Position information notifying method and device
- Patent number 7,430,422
- Issue date Sep 30, 2008
- NTT DoCoMo, Inc.
- Junko Nagatsuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Position information notifying method and device
- Publication number 20030129994
- Publication date Jul 10, 2003
- Junko Nagatsuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE