Shigehiko Yazawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Communication system
- Patent number 7,023,964
- Issue date Apr 4, 2006
- Fujitsu Limited
- Masaharu Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Caller information display system and recording medium
- Patent number 6,798,872
- Issue date Sep 28, 2004
- Fujitsu Limited
- Masaharu Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile radio telephone for emitting position information indicating...
- Patent number 6,035,195
- Issue date Mar 7, 2000
- Fujitsu Limited
- Toshihide Kishida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile radio telephone apparatus
- Patent number 5,802,475
- Issue date Sep 1, 1998
- Fujitsu Limited
- Toshihide Kishida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Exchange connected to a control channel junction line
- Patent number 5,555,541
- Issue date Sep 10, 1996
- Fujitsu Limited
- Shigehiko Yazawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cordless telephone terminal controlling system
- Patent number 5,524,045
- Issue date Jun 4, 1996
- Fujitsu Limited
- Shigehiko Yazawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmitting/receiving system having digital switching network
- Patent number 5,319,640
- Issue date Jun 7, 1994
- Fujitsu Limited
- Hiroshi Yamasaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of controlling frame-relay module, and high-speed switching...
- Patent number 5,315,588
- Issue date May 24, 1994
- Fujitsu Limited
- Yasuhiro Kajiwara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switching system for application services
- Patent number 5,195,129
- Issue date Mar 16, 1993
- Fujitsu Limited
- Shigehiko Yazawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital telephone set having an emergency switching function and co...
- Patent number 5,142,571
- Issue date Aug 25, 1992
- Fujitsu Limited
- Yutaka Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Private automatic branch exchange system with line accessing number...
- Patent number 5,008,884
- Issue date Apr 16, 1991
- Fujitsu Limited
- Shigehiko Yazawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Communication system
- Publication number 20010025314
- Publication date Sep 27, 2001
- FUJITSU LIMITED
- Masaharu Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Shigehiko Yazawa

Person

Patents Grantslast 30 patents

Communication system

Caller information display system and recording medium

Mobile radio telephone for emitting position information indicating...

Mobile radio telephone apparatus

Exchange connected to a control channel junction line

Cordless telephone terminal controlling system

Transmitting/receiving system having digital switching network

Method of controlling frame-relay module, and high-speed switching...

Switching system for application services

Digital telephone set having an emergency switching function and co...

Private automatic branch exchange system with line accessing number...

Patents Applicationslast 30 patents

Communication system