Membership
Tour
Register
Log in
Hajime Abe
Follow
Person
Yokohama-shi, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Packet switching system, packet switching network and packet switch...
Patent number
7,463,633
Issue date
Dec 9, 2008
Hitachi, Ltd.
Noboru Endo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet switching network, packet switching equipment and network ma...
Patent number
7,046,630
Issue date
May 16, 2006
Hitachi, Ltd.
Hajime Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Gateway system having controller and signal processor for interconn...
Patent number
6,882,653
Issue date
Apr 19, 2005
Hitachi, Ltd.
Yoshinao Kiuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet switching network, packet switching equipment, and network m...
Patent number
6,512,745
Issue date
Jan 28, 2003
Hitachi, Ltd.
Hajime Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cell output control apparatus and method
Patent number
6,330,227
Issue date
Dec 11, 2001
Hitachi, Ltd.
Kota Miyoshi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet switching system, packet switching network and packet switch...
Patent number
6,275,494
Issue date
Aug 14, 2001
Hitachi, Ltd.
Noboru Endo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet switching network, packet switching equipment, and network m...
Patent number
6,108,304
Issue date
Aug 22, 2000
Hajime Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cell output control apparatus and method
Patent number
6,002,668
Issue date
Dec 14, 1999
Hitachi, Ltd.
Kota Miyoshi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Driving circuit of laser diode and optical transmission device
Patent number
5,870,418
Issue date
Feb 9, 1999
Hitachi, Ltd.
Hajime Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical parallel transmission device
Patent number
5,715,339
Issue date
Feb 3, 1998
Hitachi, Ltd.
Atsushi Takai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Driving circuit of laser diode and optical transmission device
Patent number
5,675,599
Issue date
Oct 7, 1997
Hitachi, Ltd.
Hajime Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical parallel transmission device
Patent number
5,568,576
Issue date
Oct 22, 1996
Hitachi, Ltd.
Atsushi Takai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical parallel transmission device
Patent number
5,448,661
Issue date
Sep 5, 1995
Hitachi, Ltd.
Atsushi Takai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission paths and methods of measuring their optical t...
Patent number
5,263,109
Issue date
Nov 16, 1993
Hitachi, Ltd.
Hajime Abe
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Cell output control apparatus and method
Publication number
20030206525
Publication date
Nov 6, 2003
Kota Miyoshi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Packet switching network, packet switching equipment and network ma...
Publication number
20030091049
Publication date
May 15, 2003
Hajime Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Packet switching system, packet switching network and packet switch...
Publication number
20010028653
Publication date
Oct 11, 2001
Noboru Endo
H04 - ELECTRIC COMMUNICATION TECHNIQUE