Kazuo Sugai

Person

Hadano, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Communication system, communication control method, and communicati...
- Patent number 10,965,605
- Issue date Mar 30, 2021
- Alaxala Networks Corporation
- Koyuru Nagao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication system, and communication method
- Patent number 10,887,241
- Issue date Jan 5, 2021
- Alaxala Networks Corporation
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transfer device
- Patent number 10,389,626
- Issue date Aug 20, 2019
- Alaxala Networks Corporation
- Takeshi Kumagai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication device and communication method
- Patent number 10,326,705
- Issue date Jun 18, 2019
- Alaxala Networks Corporation
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication apparatus, and CAM failure diagnosis method
- Patent number 9,830,403
- Issue date Nov 28, 2017
- Alaxala Networks Corporation
- Shinichi Akahane
- G11 - INFORMATION STORAGE
Information Patent Grant
Data transfer apparatus and data transfer method
- Patent number 9,276,876
- Issue date Mar 1, 2016
- Alaxala Networks Corporation
- Yasuhiro Kodama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication apparatus with removable circuit boards
- Patent number 8,953,337
- Issue date Feb 10, 2015
- Alaxala Networks Corporation
- Masaaki Inoue
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Communication device, communication system, and communication fault...
- Patent number 8,937,869
- Issue date Jan 20, 2015
- Alaxala Networks Corporation
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Relay device and relay method
- Patent number 8,774,001
- Issue date Jul 8, 2014
- Alaxala Networks Corporation
- Takeshi Kumagai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device and method for relaying packets
- Patent number 8,625,423
- Issue date Jan 7, 2014
- Alaxala Networks Corporation
- Hiroki Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network routing apparatus
- Patent number 8,139,576
- Issue date Mar 20, 2012
- Hitachi, Ltd.
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication system, and communication fault...
- Patent number 8,064,353
- Issue date Nov 22, 2011
- Alaxala Networks Corporation
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device and method for relaying packets
- Patent number 7,969,880
- Issue date Jun 28, 2011
- Alaxala Networks Corporation
- Hiroki Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transfer unit
- Patent number 7,924,833
- Issue date Apr 12, 2011
- Hitachi, Ltd.
- Tatsuo Kanetake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for high speed search tables switching and packet forwarding...
- Patent number 7,848,321
- Issue date Dec 7, 2010
- Hitachi, Ltd.
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication statistic information collection apparatus
- Patent number 7,787,442
- Issue date Aug 31, 2010
- Hitachi, Ltd.
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device and method for relaying packets
- Patent number 7,760,632
- Issue date Jul 20, 2010
- Alaxala Networks Corporation
- Hiroki Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet forwarding device equipped with statistics collection device...
- Patent number 7,738,465
- Issue date Jun 15, 2010
- Hitachi, Ltd.
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet forwarding apparatus and method for multicast packets
- Patent number 7,710,962
- Issue date May 4, 2010
- Alaxala Networks Corporation
- Yasuhiro Kodama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transfer unit
- Patent number 7,522,592
- Issue date Apr 21, 2009
- Hitachi, Ltd.
- Tatsuo Kanetake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of transferring packets and router device therefor
- Patent number 7,433,301
- Issue date Oct 7, 2008
- Hitachi, Ltd.
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet forwarding apparatus with a flow detection table
- Patent number 7,408,935
- Issue date Aug 5, 2008
- Hitachi, Ltd.
- Takeki Yazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bandwidth monitoring device
- Patent number 7,397,765
- Issue date Jul 8, 2008
- Hitachi, Ltd.
- Takeshi Aimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network relaying apparatus and network relaying method capable of h...
- Patent number 7,167,474
- Issue date Jan 23, 2007
- Hitachi, Ltd.
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network routing apparatus
- Patent number 7,088,716
- Issue date Aug 8, 2006
- Hitachi, Ltd.
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network routing apparatus
- Patent number 7,085,272
- Issue date Aug 1, 2006
- Hitachi, Ltd.
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
VPN router and VPN identification method by using logical channel i...
- Patent number 7,054,319
- Issue date May 30, 2006
- Hitachi, Ltd.
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network repeater and network next transfer desitination searching m...
- Patent number 6,874,033
- Issue date Mar 29, 2005
- Hitachi, Ltd.
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet relaying apparatus and high speed multicast system
- Patent number 6,778,532
- Issue date Aug 17, 2004
- Hitachi, Ltd.
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet forwarding apparatus with a flow detection table
- Patent number 6,768,738
- Issue date Jul 27, 2004
- Hitachi, Ltd.
- Takeki Yazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, AND COMMUNICATI...
- Publication number 20200036645
- Publication date Jan 30, 2020
- ALAXALA NETWORKS CORPORATION
- Koyuru NAGAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD
- Publication number 20190273690
- Publication date Sep 5, 2019
- ALAXALA Networks Corporation
- Shinichi AKAHANE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSFER DEVICE
- Publication number 20180287939
- Publication date Oct 4, 2018
- ALAXALA Networks Corporation
- Takeshi KUMAGAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE AND COMMUNICATION METHOD
- Publication number 20170289055
- Publication date Oct 5, 2017
- ALAXALA Networks Corporation
- Kazuo SUGAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION APPARATUS, AND CAM FAILURE DIAGNOSIS METHOD
- Publication number 20150242534
- Publication date Aug 27, 2015
- ALAXALA NETWORKS CORPORATION
- Shinichi AKAHANE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA TRANSFER APPARATUS AND DATA TRANSFER METHOD
- Publication number 20140207897
- Publication date Jul 24, 2014
- ALAXALA NETWORKS CORPORATION
- Yasuhiro KODAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RELAY DEVICE AND RELAY METHOD
- Publication number 20120188874
- Publication date Jul 26, 2012
- ALAXALA Networks Corporation
- TAKESHI KUMAGAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION FAULT...
- Publication number 20120026894
- Publication date Feb 2, 2012
- Shinichi AKAHANE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE AND METHOD FOR RELAYING PACKETS
- Publication number 20110255534
- Publication date Oct 20, 2011
- Hiroki YANO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC DEVICE
- Publication number 20110170270
- Publication date Jul 14, 2011
- ALAXALA Networks Corporation
- MASAAKI Inoue
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Packet transfer unit
- Publication number 20090196293
- Publication date Aug 6, 2009
- HITACHI LTD.
- Tatsuo Kanetake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION FAULT...
- Publication number 20090141641
- Publication date Jun 4, 2009
- ALAXALA Networks Corporation
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NETWORK ROUTING APPARATUS
- Publication number 20090010262
- Publication date Jan 8, 2009
- Hitachi, Ltd.
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE AND METHOD FOR RELAYING PACKETS
- Publication number 20080049778
- Publication date Feb 28, 2008
- Hiroki Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Device and Method for Relaying Packets
- Publication number 20080037544
- Publication date Feb 14, 2008
- Hiroki YANO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet forwarding apparatus and method for multicast packets
- Publication number 20070133531
- Publication date Jun 14, 2007
- Yasuhiro Kodama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Network routing apparatus
- Publication number 20060233156
- Publication date Oct 19, 2006
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VPN router and VPN identification method by using logical channel i...
- Publication number 20060126644
- Publication date Jun 15, 2006
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for high speed search tables switching and packet forwarding...
- Publication number 20060072574
- Publication date Apr 6, 2006
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication statistic information collection apparatus
- Publication number 20050276230
- Publication date Dec 15, 2005
- Hitachi, Ltd.
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Network routing apparatus
- Publication number 20050089038
- Publication date Apr 28, 2005
- Hitachi, Ltd.
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transfer unit
- Publication number 20050074009
- Publication date Apr 7, 2005
- Tatsuo Kanetake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet forwarding device equipped with statistics collection device...
- Publication number 20050013300
- Publication date Jan 20, 2005
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet forwarding apparatus with a flow detection table
- Publication number 20040202184
- Publication date Oct 14, 2004
- Hitachi, Ltd.
- Takeki Yazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Bandwidth monitoring device
- Publication number 20040184444
- Publication date Sep 23, 2004
- Hitachi, Ltd
- Takeshi Aimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Network relaying apparatus and network relaying method capable of h...
- Publication number 20040085962
- Publication date May 6, 2004
- Hitachi, Ltd.
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet distributing system and method for distributing access packe...
- Publication number 20030195919
- Publication date Oct 16, 2003
- Tatsuya Watanuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of transferring packets and router device therefor
- Publication number 20030053414
- Publication date Mar 20, 2003
- Hitachi, Ltd.
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Network routing apparatus
- Publication number 20020027917
- Publication date Mar 7, 2002
- Kazuo Sugai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VPN router and VPN identification method by using logical channel i...
- Publication number 20010050914
- Publication date Dec 13, 2001
- Shinichi Akahane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Kazuo Sugai

Person

Patents Grantslast 30 patents

Communication system, communication control method, and communicati...

Communication device, communication system, and communication method

Transfer device

Communication device and communication method

Communication apparatus, and CAM failure diagnosis method

Data transfer apparatus and data transfer method

Communication apparatus with removable circuit boards

Communication device, communication system, and communication fault...

Relay device and relay method

Device and method for relaying packets

Network routing apparatus

Communication device, communication system, and communication fault...

Device and method for relaying packets

Packet transfer unit

Method for high speed search tables switching and packet forwarding...

Communication statistic information collection apparatus

Device and method for relaying packets

Packet forwarding device equipped with statistics collection device...

Packet forwarding apparatus and method for multicast packets

Packet transfer unit

Method of transferring packets and router device therefor

Packet forwarding apparatus with a flow detection table

Bandwidth monitoring device

Network relaying apparatus and network relaying method capable of h...

Network routing apparatus

Network routing apparatus

VPN router and VPN identification method by using logical channel i...

Network repeater and network next transfer desitination searching m...

Packet relaying apparatus and high speed multicast system

Packet forwarding apparatus with a flow detection table

Patents Applicationslast 30 patents

COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, AND COMMUNICATI...

COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD

TRANSFER DEVICE

COMMUNICATION DEVICE AND COMMUNICATION METHOD

COMMUNICATION APPARATUS, AND CAM FAILURE DIAGNOSIS METHOD

DATA TRANSFER APPARATUS AND DATA TRANSFER METHOD

RELAY DEVICE AND RELAY METHOD

COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION FAULT...

DEVICE AND METHOD FOR RELAYING PACKETS

ELECTRONIC DEVICE

Packet transfer unit

COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION FAULT...

NETWORK ROUTING APPARATUS

DEVICE AND METHOD FOR RELAYING PACKETS

Device and Method for Relaying Packets

Packet forwarding apparatus and method for multicast packets

Network routing apparatus

VPN router and VPN identification method by using logical channel i...

Method for high speed search tables switching and packet forwarding...

Communication statistic information collection apparatus

Network routing apparatus

Packet transfer unit

Packet forwarding device equipped with statistics collection device...

Packet forwarding apparatus with a flow detection table

Bandwidth monitoring device

Network relaying apparatus and network relaying method capable of h...

Packet distributing system and method for distributing access packe...

Method of transferring packets and router device therefor

Network routing apparatus

VPN router and VPN identification method by using logical channel i...