YASUO MARUYAMA

Follow

Person

KANAGAWA, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Mobile communications system
- Patent number 6,512,924
- Issue date Jan 28, 2003
- NTT Mobile Communications Network Inc.
- Masahiro Sawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile communication system
- Patent number 5,995,837
- Issue date Nov 30, 1999
- NTT Mobile Communications Network Inc.
- Yukichi Saito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Connection control method for personal communications
- Patent number 5,703,941
- Issue date Dec 30, 1997
- NTT Mobile Communications Network, Inc.
- Akihisa Nakajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile communication method for controlling origination or terminat...
- Patent number 5,649,301
- Issue date Jul 15, 1997
- NTT Mobile Communications Network, Inc.
- Masami Yabusaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
MOBILE COMMUNICATIONS SYSTEM
- Publication number 20020072368
- Publication date Jun 13, 2002
- MASAHIRO SAWADA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE