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Yasuhiko Matsunaga
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Antenna, board and communication device
Patent number
11,862,877
Issue date
Jan 2, 2024
Japan Aviation Electronics Industry, Limited
Keishi Kosaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Split ring resonator and communication device
Patent number
11,843,159
Issue date
Dec 12, 2023
Japan Aviation Electronics Industry, Limited
Keishi Kosaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Antenna
Patent number
D976884
Issue date
Jan 31, 2023
Japan Aviation Electronics Industry, Limited
Mariko Koyama
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Antenna
Patent number
D976883
Issue date
Jan 31, 2023
Japan Aviation Electronics Industry, Limited
Mariko Koyama
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Split-ring resonator, board and connector
Patent number
11,552,399
Issue date
Jan 10, 2023
Japan Aviation Electronics Industry, Limited
Keishi Kosaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Antenna
Patent number
D927468
Issue date
Aug 10, 2021
Japan Aviation Electronics Industry, Limited
Keishi Kosaka
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Antenna
Patent number
D926736
Issue date
Aug 3, 2021
Japan Aviation Electronics Industry, Limited
Keishi Kosaka
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Optimization of packet transmission paths
Patent number
10,979,338
Issue date
Apr 13, 2021
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optimization of packet transmission paths
Patent number
10,848,412
Issue date
Nov 24, 2020
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing apparatus, image processing method, and storage me...
Patent number
10,771,745
Issue date
Sep 8, 2020
NEC Corporation
Norio Yamagaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optimization of packet transmission paths
Patent number
10,735,303
Issue date
Aug 4, 2020
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optimization of packet transmission paths
Patent number
10,735,301
Issue date
Aug 4, 2020
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optimization of packet transmission paths
Patent number
10,735,302
Issue date
Aug 4, 2020
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optimization of packet transmission path
Patent number
10,069,714
Issue date
Sep 4, 2018
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless base station, traffic load-balancing method, and storage m...
Patent number
10,045,268
Issue date
Aug 7, 2018
NEC Corporation
Tomohiro Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio control system, communication apparatus, radio resource contr...
Patent number
9,999,060
Issue date
Jun 12, 2018
NEC Corporation
Tooru Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Handover failure detection device, handover parameter adjustment de...
Patent number
9,992,812
Issue date
Jun 5, 2018
NEC Corporation
Yoshinori Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system and handover control method
Patent number
9,838,929
Issue date
Dec 5, 2017
NEC Corporation
Yoshinori Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus, method, and non-transitory computer readable medium for...
Patent number
9,769,681
Issue date
Sep 19, 2017
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system, management device, network node, and communic...
Patent number
9,544,187
Issue date
Jan 10, 2017
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system, base station, and communication method
Patent number
9,516,548
Issue date
Dec 6, 2016
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio parameter control apparatus, radio base station, radio parame...
Patent number
9,438,393
Issue date
Sep 6, 2016
NEC Corporation
Kosei Kobayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Handover control method, control apparatus, adjustment apparatus, a...
Patent number
9,237,494
Issue date
Jan 12, 2016
NEC Corporation
Toshiyuki Sashihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, neighbor cell list optimization syst...
Patent number
9,125,226
Issue date
Sep 1, 2015
NEC Corporation
Yoshinori Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system, radio resource determination method the...
Patent number
8,971,814
Issue date
Mar 3, 2015
NEC Corporation
Motoki Morita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station, method for controlling base station, control program,...
Patent number
8,964,552
Issue date
Feb 24, 2015
NEC Corporation
Kazushi Muraoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless cell monitoring method, its device, and its program
Patent number
8,818,355
Issue date
Aug 26, 2014
NEC Corporation
Kosei Kobayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio-resource management system and method thereof, and management...
Patent number
8,699,961
Issue date
Apr 15, 2014
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Quality monitoring system, quality monitoring apparatus, and qualit...
Patent number
8,639,238
Issue date
Jan 28, 2014
NEC Corporation
Kosei Kobayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system, base station apparatus, radio resource...
Patent number
8,619,680
Issue date
Dec 31, 2013
NEC Corporation
Motoki Morita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ANTENNA, BOARD AND COMMUNICATION DEVICE
Publication number
20220123474
Publication date
Apr 21, 2022
JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED
Keishi KOSAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SPLIT RING RESONATOR AND COMMUNICATION DEVICE
Publication number
20220029269
Publication date
Jan 27, 2022
JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED
Keishi KOSAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ANTENNA AND COMMUNICATION DEVICE
Publication number
20220029296
Publication date
Jan 27, 2022
JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED
Keishi KOSAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SPLIT-RING RESONATOR AND BOARD
Publication number
20210210831
Publication date
Jul 8, 2021
Japan Aviation Electronics Industry, Limited
Keishi KOSAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SPLIT-RING RESONATOR, BOARD AND CONNECTOR
Publication number
20210167505
Publication date
Jun 3, 2021
JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED
Keishi KOSAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTIMIZATION OF PACKET TRANSMISSION PATHS
Publication number
20200314000
Publication date
Oct 1, 2020
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTIMIZATION OF PACKET TRANSMISSION PATHS
Publication number
20200287818
Publication date
Sep 10, 2020
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE ME...
Publication number
20190191128
Publication date
Jun 20, 2019
NEC Corporation
Norio YAMAGAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTIMIZATION OF PACKET TRANSMISSION PATHS
Publication number
20180337845
Publication date
Nov 22, 2018
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTIMIZATION OF PACKET TRANSMISSION PATHS
Publication number
20180324079
Publication date
Nov 8, 2018
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTIMIZATION OF PACKET TRANSMISSION PATHS
Publication number
20180262416
Publication date
Sep 13, 2018
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication System, Radio Base Station, Traffic Load Distribution...
Publication number
20160269936
Publication date
Sep 15, 2016
NEC Corporation
Tomohiro WATANABE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS BASE STATION, TRAFFIC LOAD-BALANCING METHOD, AND STORAGE M...
Publication number
20160262072
Publication date
Sep 8, 2016
NEC Corporation
Tomohiro WATANABE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR NETWORK CONTROL
Publication number
20160249353
Publication date
Aug 25, 2016
NEC Corporation
Atsushi NAKATA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO CONTROL SYSTEM, COMMUNICATION APPARATUS, RADIO RESOURCE CONTR...
Publication number
20160198481
Publication date
Jul 7, 2016
NEC Corporation
Tooru KIKUCHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS, METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM FOR...
Publication number
20160127923
Publication date
May 5, 2016
NEC Corporation
Yasuhiko MATSUNAGA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION APPARATUS AND HANDOVER CONTROL METHOD IN A WIRELESS C...
Publication number
20160073301
Publication date
Mar 10, 2016
NEC Corporation
Yoshifumi YANAGISAKO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO-RESOURCE MANAGEMENT SYSTEM AND METHOD THEREOF, AND MANAGEMENT...
Publication number
20160014640
Publication date
Jan 14, 2016
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HANDOVER FAILURE DETECTION DEVICE, HANDOVER PARAMETER ADJUSTMENT DE...
Publication number
20150373772
Publication date
Dec 24, 2015
NEC Corporation
Yoshinori WATANABE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, BASE STATION, AND COMMUNICATION METHOD
Publication number
20150223113
Publication date
Aug 6, 2015
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, MANAGEMENT DEVICE, NETWORK NODE, AND COMMUNIC...
Publication number
20150222482
Publication date
Aug 6, 2015
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO COMMUNICATION SYSTEM AND HANDOVER CONTROL METHOD
Publication number
20150208308
Publication date
Jul 23, 2015
NEC Corporation
Yoshinori Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION, COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND PROGR...
Publication number
20150117403
Publication date
Apr 30, 2015
NEC Corporation
Mitsuhiro Kubota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio Parameter Control Apparatus, Radio Base Station, Radio Parame...
Publication number
20140256335
Publication date
Sep 11, 2014
NEC Corporation
Kosei Kobayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO-RESOURCE MANAGEMENT SYSTEM AND METHOD THEREOF, AND MANAGEMENT...
Publication number
20140128123
Publication date
May 8, 2014
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NEIGHBOR LIST OPTIMIZATION APPARATUS, NEIGHBOR LIST GENERATION APPA...
Publication number
20130316709
Publication date
Nov 28, 2013
NEC Corporation
Yoshinori Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HANDOVER CONTROL METHOD, CONTROL APPARATUS, ADJUSTMENT APPARATUS, A...
Publication number
20130273919
Publication date
Oct 17, 2013
NEC Corporation
Toshiyuki Sashihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO COMMUNICATION SYSTEM, RADIO RESOURCE DETERMINATION METHOD THE...
Publication number
20130157680
Publication date
Jun 20, 2013
NEC Corporation
Motoki Morita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, NEIGHBOR CELL LIST OPTIMIZATION SYST...
Publication number
20130137473
Publication date
May 30, 2013
NEC Corporation
Yoshinori Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO-RESOURCE MANAGEMENT SYSTEM AND METHOD THEREOF, AND MANAGEMENT...
Publication number
20130102321
Publication date
Apr 25, 2013
NEC Corporation
Yasuhiko Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE