Hirokazu Sugiyama

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Content billing method, and content billing system and content bill...
- Patent number 7,328,178
- Issue date Feb 5, 2008
- Fujitsu Limited
- Shuichi Matsumoto
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Information providing method, information management device and pro...
- Publication number 20050131953
- Publication date Jun 16, 2005
- FUJITSU LIMITED
- Hirokazu Sugiyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Content billing method, and content billing system and content bill...
- Publication number 20030187760
- Publication date Oct 2, 2003
- FUJITSU LIMITED
- Shuichi Matsumoto
- G06 - COMPUTING CALCULATING COUNTING