Ryuichi Takechi

Person

Kawasaki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Wireless communications system, base station, mobile station, and p...
- Patent number 12,219,592
- Issue date Feb 4, 2025
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless communications system, base station, mobile station, and p...
- Patent number 11,737,128
- Issue date Aug 22, 2023
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless communications system, base station, mobile station, and p...
- Patent number 11,690,092
- Issue date Jun 27, 2023
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless communications system, base station, and mobile station
- Patent number 11,432,346
- Issue date Aug 30, 2022
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless communications system, base station, and mobile station
- Patent number 10,728,932
- Issue date Jul 28, 2020
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless communications system, base station, mobile station, and p...
- Patent number 10,568,107
- Issue date Feb 18, 2020
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for dropping packet data, radio communication device, and mo...
- Patent number 9,204,348
- Issue date Dec 1, 2015
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for dropping packet data, radio communication device, and mo...
- Patent number 8,908,644
- Issue date Dec 9, 2014
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmitting and receiving location registration messages and data...
- Patent number 8,730,907
- Issue date May 20, 2014
- Fujitsu Limited
- Ryuichi Takechi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for dropping packet data, radio communication device, and mo...
- Patent number 8,711,810
- Issue date Apr 29, 2014
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for dropping packet data, radio communication device, and mo...
- Patent number 8,582,533
- Issue date Nov 12, 2013
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless communication system, communication control method, mobili...
- Patent number 8,577,397
- Issue date Nov 5, 2013
- Fujitsu Limited
- Ryuichi Takechi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for dropping packet data, radio communication device, and mo...
- Patent number 8,233,453
- Issue date Jul 31, 2012
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network/service control method
- Patent number 7,949,755
- Issue date May 24, 2011
- Fujitsu Limited
- Masafumi Katoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Load balancer
- Patent number 7,711,819
- Issue date May 4, 2010
- Fujitsu Limited
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Load decentralization method and apparatus thereof
- Patent number 7,657,653
- Issue date Feb 2, 2010
- Fujitsu Limited
- Haruyuki Takeyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Handover method and mobile communication system and mobile terminal...
- Patent number 7,554,950
- Issue date Jun 30, 2009
- Fujitsu Limited
- Keiichi Nakatugawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Home agent for getting information a line usage, a CPU usage rate,...
- Patent number 7,457,863
- Issue date Nov 25, 2008
- Fujitsu Limited
- Haruyuki Takeyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile packet communication system
- Patent number 7,359,350
- Issue date Apr 15, 2008
- Fujitsu Limited
- Tsuguo Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Short cell multiplexer
- Patent number 7,277,430
- Issue date Oct 2, 2007
- Fujitsu Limited
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile node adapted router and home agent router
- Patent number 7,136,365
- Issue date Nov 14, 2006
- Fujitsu Limited
- Keiichi Nakatsugawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Node device
- Patent number 7,113,509
- Issue date Sep 26, 2006
- Fujitsu Limited
- Keiichi Nakatsugawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cell processing apparatus, ATM exchange and cell discarding method
- Patent number 6,975,651
- Issue date Dec 13, 2005
- Fujitsu Limited
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switch and switching method for processing communication data of a...
- Patent number 6,781,993
- Issue date Aug 24, 2004
- Fujitsu Limited
- Ryuichi Takechi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ATM switching apparatus applicable to short cell
- Patent number 6,757,254
- Issue date Jun 29, 2004
- Fujitsu Limited
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile packet communication system
- Patent number 6,646,999
- Issue date Nov 11, 2003
- Fujitsu Limited
- Tsuguo Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Short cell multiplexing apparatus
- Patent number 6,490,286
- Issue date Dec 3, 2002
- Fujitsu Limited
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ATM switching apparatus applicable to short cell
- Patent number 6,483,810
- Issue date Nov 19, 2002
- Fujitsu Limited
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Short cell multiplexer
- Patent number 6,470,014
- Issue date Oct 22, 2002
- Fujitsu Limited
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Connectionless communication system
- Patent number 6,411,620
- Issue date Jun 25, 2002
- Fujitsu Limited
- Tadahiro Takase
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, MOBILE STATION, AND P...
- Publication number 20220394724
- Publication date Dec 8, 2022
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, AND MOBILE STATION
- Publication number 20200323002
- Publication date Oct 8, 2020
- FUJITSU LIMITED
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, MOBILE STATION, AND P...
- Publication number 20190230676
- Publication date Jul 25, 2019
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, MOBILE STATION, AND P...
- Publication number 20180035440
- Publication date Feb 1, 2018
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, AND MOBILE STATION
- Publication number 20170332422
- Publication date Nov 16, 2017
- Fujitsu Limited
- Yoshiaki Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...
- Publication number 20150078339
- Publication date Mar 19, 2015
- Fujitsu Limited
- Yoshiaki OHTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, MOBILI...
- Publication number 20130059611
- Publication date Mar 7, 2013
- Fujitsu Limited
- Ryuichi TAKECHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...
- Publication number 20120294151
- Publication date Nov 22, 2012
- Fujitsu Limited
- Yoshiaki OHTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...
- Publication number 20120294284
- Publication date Nov 22, 2012
- Fujitsu Limited
- Yoshiaki OHTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...
- Publication number 20120287909
- Publication date Nov 15, 2012
- Fujitsu Limited
- Yoshiaki OHTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMITTING APPARATUS, RECEIVING APPARATUS, TRANSMITTING METHOD, A...
- Publication number 20100128727
- Publication date May 27, 2010
- Fujitsu Limited
- Ryuichi TAKECHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NETWORK SYSTEM, DATA TRANSMITTING/RECEIVING METHOD AND DATA TRANSMI...
- Publication number 20090185525
- Publication date Jul 23, 2009
- Fujitsu Limited
- Ryuichi TAKECHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...
- Publication number 20090175241
- Publication date Jul 9, 2009
- Fujitsu Limited
- Yoshiaki OHTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NETWORK/SERVICE CONTROL METHOD
- Publication number 20070250628
- Publication date Oct 25, 2007
- FUJITSU LIMITED
- Masafumi Katoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Handover method and mobile communication system and mobile terminal...
- Publication number 20060056349
- Publication date Mar 16, 2006
- FUJITSU LIMITED
- Keiichi Nakatugawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Load decentralization method and apparatus thereof
- Publication number 20050207394
- Publication date Sep 22, 2005
- Haruyuki Takeyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Address translation device
- Publication number 20040141513
- Publication date Jul 22, 2004
- Ryuichi Takechi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile packet communication system
- Publication number 20040048615
- Publication date Mar 11, 2004
- Tsuguo Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Handover method in mobile communication system and router device us...
- Publication number 20030225892
- Publication date Dec 4, 2003
- Hideaki Takusagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Home agent
- Publication number 20030131047
- Publication date Jul 10, 2003
- Haruyuki Takeyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Load balancer
- Publication number 20030093560
- Publication date May 15, 2003
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transfer method for hierarchical packet network, hierarchica...
- Publication number 20030026241
- Publication date Feb 6, 2003
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Short cell multiplexer
- Publication number 20030002514
- Publication date Jan 2, 2003
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile node supporting router
- Publication number 20020186679
- Publication date Dec 12, 2002
- Keiichi Nakatsugawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ATM switching apparatus applicable to short cell
- Publication number 20020181473
- Publication date Dec 5, 2002
- Hideaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile node adapted router and home agent router
- Publication number 20020071417
- Publication date Jun 13, 2002
- Keiichi Nakatsugawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Ryuichi Takechi

Person

Patents Grantslast 30 patents

Wireless communications system, base station, mobile station, and p...

Wireless communications system, base station, mobile station, and p...

Wireless communications system, base station, mobile station, and p...

Wireless communications system, base station, and mobile station

Wireless communications system, base station, and mobile station

Wireless communications system, base station, mobile station, and p...

Method for dropping packet data, radio communication device, and mo...

Method for dropping packet data, radio communication device, and mo...

Transmitting and receiving location registration messages and data...

Method for dropping packet data, radio communication device, and mo...

Method for dropping packet data, radio communication device, and mo...

Wireless communication system, communication control method, mobili...

Method for dropping packet data, radio communication device, and mo...

Network/service control method

Load balancer

Load decentralization method and apparatus thereof

Handover method and mobile communication system and mobile terminal...

Home agent for getting information a line usage, a CPU usage rate,...

Mobile packet communication system

Short cell multiplexer

Mobile node adapted router and home agent router

Node device

Cell processing apparatus, ATM exchange and cell discarding method

Switch and switching method for processing communication data of a...

ATM switching apparatus applicable to short cell

Mobile packet communication system

Short cell multiplexing apparatus

ATM switching apparatus applicable to short cell

Short cell multiplexer

Connectionless communication system

Patents Applicationslast 30 patents

WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, MOBILE STATION, AND P...

WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, AND MOBILE STATION

WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, MOBILE STATION, AND P...

WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, MOBILE STATION, AND P...

WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, AND MOBILE STATION

METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...

WIRELESS COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, MOBILI...

METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...

METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...

METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...

TRANSMITTING APPARATUS, RECEIVING APPARATUS, TRANSMITTING METHOD, A...

NETWORK SYSTEM, DATA TRANSMITTING/RECEIVING METHOD AND DATA TRANSMI...

METHOD FOR DROPPING PACKET DATA, RADIO COMMUNICATION DEVICE, AND MO...

NETWORK/SERVICE CONTROL METHOD

Handover method and mobile communication system and mobile terminal...

Load decentralization method and apparatus thereof

Address translation device

Mobile packet communication system

Handover method in mobile communication system and router device us...

Home agent

Load balancer

Packet transfer method for hierarchical packet network, hierarchica...

Short cell multiplexer

Mobile node supporting router

ATM switching apparatus applicable to short cell

Mobile node adapted router and home agent router