Takatoshi Kato

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Route resolution system and route resolution method
- Patent number 10,484,276
- Issue date Nov 19, 2019
- Hitachi, Ltd.
- Hiroshi Nakagoe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transceiver implementing erbium doped fiber amplifier
- Patent number 9,766,483
- Issue date Sep 19, 2017
- Sumitomo Electric Industries, Ltd.
- Eiichi Banno
- G02 - OPTICS
Information Patent Grant
Information processing system, management server group, and server...
- Patent number 9,654,415
- Issue date May 16, 2017
- Hitachi, Ltd.
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Full-duplex optical transceiver applicable to digital coherent system
- Patent number 9,319,142
- Issue date Apr 19, 2016
- Sumitomo Electric Industries, Ltd
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information terminal device, information terminal management system...
- Patent number 8,825,385
- Issue date Sep 2, 2014
- Clarion Co., Ltd.
- Shinya Iguchi
- G01 - MEASURING TESTING
Information Patent Grant
Application distribution control system, application distribution c...
- Patent number 8,606,935
- Issue date Dec 10, 2013
- Hitachi, Ltd.
- Kazushi Nakagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote access system, gateway, client device, program, and storage...
- Patent number 8,510,572
- Issue date Aug 13, 2013
- Hitachi, Ltd.
- Takatoshi Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processor and communication system
- Patent number 8,503,319
- Issue date Aug 6, 2013
- Renesas Electronics Corporation
- Yoshinori Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Terminal system for guaranteeing authenticity, terminal, and termin...
- Patent number 8,413,214
- Issue date Apr 2, 2013
- Hitachi, Ltd.
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transceiver with equalizing function and a method to setup...
- Patent number 8,041,226
- Issue date Oct 18, 2011
- Sumitomo Electric Industries, Ltd
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote access system, gateway, client device, program, and storage...
- Patent number 8,015,417
- Issue date Sep 6, 2011
- Hitachi, Ltd.
- Takatoshi Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Device management system
- Patent number 7,934,006
- Issue date Apr 26, 2011
- Hitachi, Ltd.
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer system for selecting a useable computer board to power on...
- Patent number 7,809,935
- Issue date Oct 5, 2010
- Hitachi, Ltd.
- Takashi Tsunehiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device management system
- Patent number 7,607,140
- Issue date Oct 20, 2009
- Hitachi, Ltd.
- Takatoshi Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical fiber, dispersion compensator, and optical transmission system
- Patent number 7,239,783
- Issue date Jul 3, 2007
- Sumitomo Electric Industries, Ltd.
- Yoshinori Yamamoto
- G02 - OPTICS
Information Patent Grant
Optical fiber, dispersion compensator, and optical transmission system
- Patent number 7,206,484
- Issue date Apr 17, 2007
- Sumitomo Electric Industries, Ltd.
- Yoshinori Yamamoto
- G02 - OPTICS
Information Patent Grant
Wavelength converter
- Patent number 7,202,994
- Issue date Apr 10, 2007
- Sumitomo Electric Industries, Ltd.
- Toshiaki Okuno
- G02 - OPTICS
Information Patent Grant
Optical fiber, optical transmission line and optical communications...
- Patent number 7,164,829
- Issue date Jan 16, 2007
- Sumitomo Electric Industries, Ltd.
- Masao Tsukitani
- G02 - OPTICS
Information Patent Grant
Optical fiber, dispersion compensator, optical transmission line an...
- Patent number 7,076,140
- Issue date Jul 11, 2006
- Sumitomo Electric Industries, Ltd.
- Yoshinori Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for information recording and reproducing
- Patent number 6,980,385
- Issue date Dec 27, 2005
- Hitachi Video and Information System, Inc.
- Takatoshi Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical fiber, optical transmission line, and optical communication...
- Patent number 6,917,743
- Issue date Jul 12, 2005
- Sumitomo Electric Industries, Ltd.
- Noritaka Honma
- G02 - OPTICS
Information Patent Grant
Optical fiber, method of making optical fiber preform, and method o...
- Patent number 6,892,019
- Issue date May 10, 2005
- Sumitomo Electric Industries, Ltd.
- Katsuya Nagayama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical transmission line and optical transmission system
- Patent number 6,865,326
- Issue date Mar 8, 2005
- Sumitomo Electric Industries, Ltd.
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission line, and optical fiber and dispersion compens...
- Patent number 6,862,391
- Issue date Mar 1, 2005
- Sumitomo Electric Industries, Ltd.
- Masaaki Hirano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical fiber and optical transmission system including the same
- Patent number 6,859,595
- Issue date Feb 22, 2005
- Sumitomo Electric Industries, Ltd.
- Takatoshi Kato
- G02 - OPTICS
Information Patent Grant
Optical fiber and optical transmission system
- Patent number 6,856,738
- Issue date Feb 15, 2005
- Sumitomo Electric Industries, Ltd.
- Takatoshi Kato
- G02 - OPTICS
Information Patent Grant
Apparatus for information recording and reproducing
- Patent number 6,791,776
- Issue date Sep 14, 2004
- Hitachi, Ltd.
- Takatoshi Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical fiber, optical transmission line and dispersion compensatin...
- Patent number 6,782,172
- Issue date Aug 24, 2004
- Sumitomo Electric Industries, Ltd.
- Masaaki Hirano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission system
- Patent number 6,748,152
- Issue date Jun 8, 2004
- Sumitomo Electric Industries, Ltd.
- Yuji Kubo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical fiber splicing method and optical transmission line
- Patent number 6,729,777
- Issue date May 4, 2004
- Sumitomo Electric Industries, Ltd.
- Takatoshi Kato
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
ROUTE RESOLUTION SYSTEM AND ROUTE RESOLUTION METHOD
- Publication number 20170264541
- Publication date Sep 14, 2017
- Hitachi, Ltd
- Hiroshi NAKAGOE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSCEIVER IMPLEMENTING ERBIUM DOPED FIBER AMPLIFIER
- Publication number 20170212366
- Publication date Jul 27, 2017
- Sumitomo Electric Industries, Ltd.
- Eiichi BANNO
- G02 - OPTICS
Information Patent Application
COMMUNICATION PATH MANAGEMENT METHOD
- Publication number 20150372911
- Publication date Dec 24, 2015
- Hitachi, Ltd
- Hitoshi YABUSAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISTRIBUTED APPLICATION AND DATA HOSTING SYSTEM
- Publication number 20150163163
- Publication date Jun 11, 2015
- Hitachi, Ltd
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FULL-DUPLEX OPTICAL TRANSCEIVER APPLICABLE TO DIGITAL COHERENT SYSTEM
- Publication number 20150104177
- Publication date Apr 16, 2015
- Sumitomo Electric Industries, Ltd.
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION TERMINAL DEVICE, INFORMATION TERMINAL MANAGEMENT SYSTEM...
- Publication number 20120253662
- Publication date Oct 4, 2012
- Clarion Co., Ltd.
- Shinya Iguchi
- G01 - MEASURING TESTING
Information Patent Application
DATA PROCESSOR AND COMMUNICATION SYSTEM
- Publication number 20110110397
- Publication date May 12, 2011
- Renesas Electronics Corporation
- Yoshinori Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSCEIVER WITH ELECTRICAL DISPERSION EQUALIZATION
- Publication number 20110069966
- Publication date Mar 24, 2011
- Sumitomo Electric Industries, Ltd.
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DATA PROCESSOR AND COMMUNICATION DATA PROCESSING METHOD
- Publication number 20100306511
- Publication date Dec 2, 2010
- RENESAS ELECTRONICS CORPORATION
- Yoshinori Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TERMINAL SYSTEM FOR GUARANTEEING AUTHENTICITY, TERMINAL, AND TERMIN...
- Publication number 20100269153
- Publication date Oct 21, 2010
- Hitachi, Ltd.
- Takatoshi Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL RECEIVER WITH LOW-PASS FILTER AND MLSE UNIT, AND OPTICAL CO...
- Publication number 20100061737
- Publication date Mar 11, 2010
- Sumitomo Electric Industries, Ltd.
- Takatoshi Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPLICATION DISTRIBUTION CONTROL SYSTEM, APPLICATION DISTRIBUTION C...
- Publication number 20090287831
- Publication date Nov 19, 2009
- Kazushi Nakagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Information Processing Apparatus
- Publication number 20090222798
- Publication date Sep 3, 2009
- Shinya IGUCHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMMUNICATION DEVICE
- Publication number 20090143102
- Publication date Jun 4, 2009
- Masaya UMEMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CALL MANAGEMENT SYSTEM, CALL MANAGEMENT METHOD, MANAGEMENT SERVER,...
- Publication number 20090063626
- Publication date Mar 5, 2009
- Kazushi Nakagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR RECOVERING DISTORTED OPTICAL SIGNAL BY EQUALIZING UNIT
- Publication number 20090041468
- Publication date Feb 12, 2009
- Sumitomo Electric Industries, Ltd.
- Takatoshi KATO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSCEIVER WTIH EQUALIZING FUNCTION AND A METHOD TO SETUP...
- Publication number 20090034981
- Publication date Feb 5, 2009
- Sumitomo Electric Industries, Ltd.
- Takatoshi KATO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Remote access system, gateway, client device, program, and storage...
- Publication number 20080133937
- Publication date Jun 5, 2008
- Hitachi, Ltd
- Takatoshi Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
External storage device
- Publication number 20080120726
- Publication date May 22, 2008
- HITACHI LTD.
- Takashi Tsunehiro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Rental Server System
- Publication number 20080109549
- Publication date May 8, 2008
- Kazushi Nakagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Device management system
- Publication number 20070288623
- Publication date Dec 13, 2007
- Takatoshi Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Computer System
- Publication number 20070220120
- Publication date Sep 20, 2007
- Takashi Tsunehiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Computer system
- Publication number 20070073729
- Publication date Mar 29, 2007
- Takashi Tsunehiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Device management system
- Publication number 20070011446
- Publication date Jan 11, 2007
- Takatoshi Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical disk device and data randomizing method for optical disk drive
- Publication number 20060248427
- Publication date Nov 2, 2006
- Yukari Katayama
- G11 - INFORMATION STORAGE
Information Patent Application
Light-receiving device having an optical fuse
- Publication number 20060197008
- Publication date Sep 7, 2006
- Takatoshi Kato
- G02 - OPTICS
Information Patent Application
Remote access system, gateway, client device, program, and storage...
- Publication number 20060200681
- Publication date Sep 7, 2006
- Takatoshi Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Apparatus for information recording and reproducing
- Publication number 20050041316
- Publication date Feb 24, 2005
- Takatoshi Kato
- G11 - INFORMATION STORAGE
Information Patent Application
Wavelength converter
- Publication number 20040234216
- Publication date Nov 25, 2004
- Toshiaki Okuno
- G02 - OPTICS
Information Patent Application
Optical fiber, method of making optical fiber preform, and method o...
- Publication number 20040151455
- Publication date Aug 5, 2004
- Sumitomo Electric Industries, Ltd.
- Katsuya Nagayama
- G02 - OPTICS

Takatoshi Kato

Person

Patents Grantslast 30 patents

Route resolution system and route resolution method

Optical transceiver implementing erbium doped fiber amplifier

Information processing system, management server group, and server...

Full-duplex optical transceiver applicable to digital coherent system

Information terminal device, information terminal management system...

Application distribution control system, application distribution c...

Remote access system, gateway, client device, program, and storage...

Data processor and communication system

Terminal system for guaranteeing authenticity, terminal, and termin...

Optical transceiver with equalizing function and a method to setup...

Remote access system, gateway, client device, program, and storage...

Device management system

Computer system for selecting a useable computer board to power on...

Device management system

Optical fiber, dispersion compensator, and optical transmission system

Optical fiber, dispersion compensator, and optical transmission system

Wavelength converter

Optical fiber, optical transmission line and optical communications...

Optical fiber, dispersion compensator, optical transmission line an...

Apparatus for information recording and reproducing

Optical fiber, optical transmission line, and optical communication...

Optical fiber, method of making optical fiber preform, and method o...

Optical transmission line and optical transmission system

Optical transmission line, and optical fiber and dispersion compens...

Optical fiber and optical transmission system including the same

Optical fiber and optical transmission system

Apparatus for information recording and reproducing

Optical fiber, optical transmission line and dispersion compensatin...

Optical transmission system

Optical fiber splicing method and optical transmission line

Patents Applicationslast 30 patents

ROUTE RESOLUTION SYSTEM AND ROUTE RESOLUTION METHOD

OPTICAL TRANSCEIVER IMPLEMENTING ERBIUM DOPED FIBER AMPLIFIER

COMMUNICATION PATH MANAGEMENT METHOD

DISTRIBUTED APPLICATION AND DATA HOSTING SYSTEM

FULL-DUPLEX OPTICAL TRANSCEIVER APPLICABLE TO DIGITAL COHERENT SYSTEM

INFORMATION TERMINAL DEVICE, INFORMATION TERMINAL MANAGEMENT SYSTEM...

DATA PROCESSOR AND COMMUNICATION SYSTEM

OPTICAL TRANSCEIVER WITH ELECTRICAL DISPERSION EQUALIZATION

COMMUNICATION DATA PROCESSOR AND COMMUNICATION DATA PROCESSING METHOD

TERMINAL SYSTEM FOR GUARANTEEING AUTHENTICITY, TERMINAL, AND TERMIN...

OPTICAL RECEIVER WITH LOW-PASS FILTER AND MLSE UNIT, AND OPTICAL CO...

APPLICATION DISTRIBUTION CONTROL SYSTEM, APPLICATION DISTRIBUTION C...

Information Processing Apparatus

COMMUNICATION DEVICE

CALL MANAGEMENT SYSTEM, CALL MANAGEMENT METHOD, MANAGEMENT SERVER,...

METHOD FOR RECOVERING DISTORTED OPTICAL SIGNAL BY EQUALIZING UNIT

OPTICAL TRANSCEIVER WTIH EQUALIZING FUNCTION AND A METHOD TO SETUP...

Remote access system, gateway, client device, program, and storage...

External storage device

Rental Server System

Device management system

Computer System

Computer system

Device management system

Optical disk device and data randomizing method for optical disk drive

Light-receiving device having an optical fuse

Remote access system, gateway, client device, program, and storage...

Apparatus for information recording and reproducing

Wavelength converter

Optical fiber, method of making optical fiber preform, and method o...