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Hiroyuki Iizuka
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Chuo-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Sensor network system, sensor network control method, sensor node,...
Patent number
9,712,394
Issue date
Jul 18, 2017
NEC Corporation
Kenichi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication apparatus, communication state detecting method, and...
Patent number
9,461,772
Issue date
Oct 4, 2016
NEC Communication Systems, Ltd.
Hiroyuki Iizuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Terminal device, wireless base station wirelessly communicating wit...
Patent number
9,374,784
Issue date
Jun 21, 2016
Advanced Telecommunications Research Institute International
Yoshihisa Kondo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless base station, communication system, belonging information...
Patent number
8,385,260
Issue date
Feb 26, 2013
NEC Communications Systems, Ltd.
Yoshiaki Takakura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Resource allocation apparatus, central control apparatus, wireless...
Patent number
8,095,138
Issue date
Jan 10, 2012
NEC Communication Systems, Ltd.
Akira Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, system controller, access point, sta...
Patent number
7,991,400
Issue date
Aug 2, 2011
NEC Communication Systems, Ltd.
Tetsuya Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio device having fewer route disconnections and switchings by us...
Patent number
7,890,112
Issue date
Feb 15, 2011
NEC Communication Systems, Ltd.
Tetsuya Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image data processing system and server system
Patent number
6,934,048
Issue date
Aug 23, 2005
Konica Corporation
Takashi Igarashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Film-sealed non-aqueous electrolyte battery with improved surface-t...
Patent number
6,902,844
Issue date
Jun 7, 2005
NEC Corporation
Hiroshi Yageta
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Control system of image processor
Patent number
6,831,665
Issue date
Dec 14, 2004
Konica Corporation
Takao Tsuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of using a server connected with a network and a server system
Patent number
6,771,385
Issue date
Aug 3, 2004
Konica Corporation
Hiroyuki Iizuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Surface treatment process of metallic material and metallic materia...
Patent number
6,183,570
Issue date
Feb 6, 2001
Nihon Parkerizing Co., Ltd.
Jun Kawaguchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Phenylethanolamine compounds useful as .beta. 3 agonists, process f...
Patent number
6,069,176
Issue date
May 30, 2000
Mitsubishi-Tokyo Pharmaceuticals, Inc.
Susumu Tsuchiya
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resources recovery method in a silver salt photographic system
Patent number
5,985,528
Issue date
Nov 16, 1999
Konica Corporation
Tawara Komamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Saishin N compounds, process for preparing same and antiulcer agent...
Patent number
5,661,166
Issue date
Aug 26, 1997
Tokyo Tanabe Co. Ltd.
Susumu Yokura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Light-sensitive silver halide color photographic material containin...
Patent number
4,840,883
Issue date
Jun 20, 1989
Konica Corporation
Toyoaki Masukawa
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SENSOR NETWORK SYSTEM, SENSOR NETWORK CONTROL METHOD, SENSOR NODE,...
Publication number
20140254433
Publication date
Sep 11, 2014
NEC Corporation
Kenichi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication Apparatus, Communication State Detecting Method, And...
Publication number
20140226758
Publication date
Aug 14, 2014
NEC COMMUNICATION SYSTEMS, LTD
Hiroyuki Iizuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TERMINAL DEVICE, WIRELESS BASE STATION WIRELESSLY COMMUNICATING WIT...
Publication number
20130329621
Publication date
Dec 12, 2013
NEC COMMUNICATIONS SYSTEMS, LTD.
Yoshihisa Kondo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION APPARATUS, WIRELESS NETWORK SYSTEM, DATA TRA...
Publication number
20120014309
Publication date
Jan 19, 2012
Hiroyuki Iizuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS BASE STATION, COMMUNICATION SYSTEM, BELONGING INFORMATION...
Publication number
20090149222
Publication date
Jun 11, 2009
NEC COMMUNICATION SYSTEMS, LTD
YOSHIAKI TAKAKURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio device having fewer route disconnections and switchings and r...
Publication number
20080056196
Publication date
Mar 6, 2008
NEC COMMUNICATION SYSTEMS, LTD. AND ADVANCED TELECOMMUNICATIONS RESEARCH INST...
Tetsuya Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Resource allocation apparatus, central control apparatus, wireless...
Publication number
20080014954
Publication date
Jan 17, 2008
NEC COMMUNICATION SYSTEMS, LTD
Akira Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless communication system, system controller, access point, sta...
Publication number
20080013558
Publication date
Jan 17, 2008
NEC Corporation
Tetsuya Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Film-sealed non-aqueous electrolyte battery with improved surface-t...
Publication number
20020146621
Publication date
Oct 10, 2002
NEC Corporation
Hiroshi Yageta
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Image outputting apparatus and apparatus administrating system
Publication number
20020094206
Publication date
Jul 18, 2002
Konica Corporation
Takashi Igarashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image data processing system and server system
Publication number
20020080397
Publication date
Jun 27, 2002
Takashi Igarashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for hydrophilic treatment of metal surface
Publication number
20020033379
Publication date
Mar 21, 2002
Nihon Parkerizing Co., Ltd.
Hiroki Hayashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Control system of image processor
Publication number
20020025172
Publication date
Feb 28, 2002
Takao Tsuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Network print service system
Publication number
20020015179
Publication date
Feb 7, 2002
Konica Corporation
Takashi Igarashi
G06 - COMPUTING CALCULATING COUNTING