Harumi Aoyama

Follow

Person

Yokosuka-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Prepaid system, method thereof, and communication terminal
- Patent number 6,999,750
- Issue date Feb 14, 2006
- NTT DoCoMo, Inc.
- Harumi Aoyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Prepaid system, method thereof, and communication terminal
- Publication number 20030199265
- Publication date Oct 23, 2003
- NTT DoCoMo,Inc
- Harumi Aoyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE