Membership
Tour
Register
Log in
Hiroyuki Tanuma
Follow
Person
Tokyo, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Transmission network, transmission apparatus, channel switching met...
Patent number
8,228,789
Issue date
Jul 24, 2012
NEC Corporation
Hiroyuki Tanuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
TRANSMISSION APPARATUS, TRANSMISSION NETWORK, AND METHOD BEING EMPL...
Publication number
20100118696
Publication date
May 13, 2010
Hiroyuki Tanuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION NETWORK, TRANSMISSION APPARATUS, CHANNEL SWITCHING MET...
Publication number
20090303874
Publication date
Dec 10, 2009
Hiroyuki Tanuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LINE DESIGN SYSTEM AND LINE DESIGN METHOD
Publication number
20080224820
Publication date
Sep 18, 2008
Hiroyuki Tanuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Fault recovery method and program therefor
Publication number
20050259570
Publication date
Nov 24, 2005
KDDI CORPORATION
Michiaki Hayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE