Tomohiro Ueno

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Communication apparatus and communication method
- Patent number 11,632,334
- Issue date Apr 18, 2023
- Fujitsu Limited
- Junichi Sugiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission apparatus and transmission method
- Patent number 9,226,050
- Issue date Dec 29, 2015
- Fujitsu Limited
- Koichi Sugama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission device and transmission method
- Patent number 8,767,802
- Issue date Jul 1, 2014
- Fujitsu Limited
- Yuichi Nagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Driving circuit of optical gate switch
- Patent number 8,139,903
- Issue date Mar 20, 2012
- Fujitsu Limited
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-inverting amplifier circuit and optical switch driver circuit
- Patent number 7,898,341
- Issue date Mar 1, 2011
- Fujitsu Limited
- Tomohiro Ueno
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Driving circuit of optical gate switch
- Patent number 7,848,600
- Issue date Dec 7, 2010
- Fujitsu Limited
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor optical amplifier gate switch drive circuit, semicond...
- Patent number 7,791,793
- Issue date Sep 7, 2010
- Fujitsu Limited
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communication apparatus
- Patent number 7,561,810
- Issue date Jul 14, 2009
- Fujitsu Limited
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission device
- Patent number 7,406,262
- Issue date Jul 29, 2008
- Fujitsu Limited
- Goji Nakagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acousto-optic tunable filter control apparatus automatically adjust...
- Patent number 7,405,858
- Issue date Jul 29, 2008
- Fujitsu Limited
- Masaji Noguchi
- G02 - OPTICS
Information Patent Grant
Method of wavelength selection control and wavelength variable filt...
- Patent number 7,349,632
- Issue date Mar 25, 2008
- Fujitsu Limited
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for controlling acousto-optic tunable filter and method o...
- Patent number 7,181,094
- Issue date Feb 20, 2007
- Fujitsu Limited
- Masaji Noguchi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
COMMUNICATION APPARATUS AND COMMUNICATION METHOD
- Publication number 20220086096
- Publication date Mar 17, 2022
- Fujitsu Limited
- Junichi Sugiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC APPARATUS, PLUGGABLE DEVICE, AND COMMUNICATION CONTROL M...
- Publication number 20190155346
- Publication date May 23, 2019
- Fujitsu Limited
- Tomohiro UENO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TRANSMISSION APPARATUS AND TRANSMISSION METHOD
- Publication number 20130330075
- Publication date Dec 12, 2013
- Fujitsu Limited
- Koichi SUGAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION DEVICE AND TRANSMISSION METHOD
- Publication number 20120250739
- Publication date Oct 4, 2012
- Fujitsu Limited
- Yuichi Nagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Driving circuit of optical gate switch
- Publication number 20110050293
- Publication date Mar 3, 2011
- FUJITSU LIMITED
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Non-inverting amplifier circuit and optical switch driver circuit
- Publication number 20090058534
- Publication date Mar 5, 2009
- FUJITSU LIMITED
- Tomohiro Ueno
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor optical amplification module, optical matrix switchin...
- Publication number 20080239472
- Publication date Oct 2, 2008
- FUJITSU LIMITED
- Masaji Noguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor optical amplifier type gate switch drive circuit, sem...
- Publication number 20080205888
- Publication date Aug 28, 2008
- FUJITSU LIMITED
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Control system of a multichannel optical switch
- Publication number 20080166121
- Publication date Jul 10, 2008
- FUJITSU LIMITED
- Takashi Nakano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Driving circuit of optical gate switch
- Publication number 20080068051
- Publication date Mar 20, 2008
- FUJITSU LIMITED
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical communication apparatus
- Publication number 20070269223
- Publication date Nov 22, 2007
- FUJITSU LIMITED
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Acousto-optic tunable filter control apparatus automatically adjust...
- Publication number 20070171505
- Publication date Jul 26, 2007
- FUJITSU LIMITED
- Masaji Noguchi
- G02 - OPTICS
Information Patent Application
Method and apparatus for controlling optical switch
- Publication number 20070116404
- Publication date May 24, 2007
- FUJITSU LIMITED
- Takashi Nakano
- G02 - OPTICS
Information Patent Application
Apparatus for controlling acousto-optic tunable filter and method o...
- Publication number 20060269185
- Publication date Nov 30, 2006
- FUJITSU LIMITED
- Masaji Noguchi
- G02 - OPTICS
Information Patent Application
Method of wavelength selection control and wavelength variable filt...
- Publication number 20060189281
- Publication date Aug 24, 2006
- FUJITSU LIMITED
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmission device
- Publication number 20050169633
- Publication date Aug 4, 2005
- FUJITSU LIMITED
- Goji Nakagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wavelength selection module comprising variable wavelength selectin...
- Publication number 20040190904
- Publication date Sep 30, 2004
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Subscriber line interface device
- Publication number 20030095655
- Publication date May 22, 2003
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Tomohiro Ueno

Person

Patents Grantslast 30 patents

Communication apparatus and communication method

Transmission apparatus and transmission method

Transmission device and transmission method

Driving circuit of optical gate switch

Non-inverting amplifier circuit and optical switch driver circuit

Driving circuit of optical gate switch

Semiconductor optical amplifier gate switch drive circuit, semicond...

Optical communication apparatus

Optical transmission device

Acousto-optic tunable filter control apparatus automatically adjust...

Method of wavelength selection control and wavelength variable filt...

Apparatus for controlling acousto-optic tunable filter and method o...

Patents Applicationslast 30 patents

COMMUNICATION APPARATUS AND COMMUNICATION METHOD

ELECTRONIC APPARATUS, PLUGGABLE DEVICE, AND COMMUNICATION CONTROL M...

TRANSMISSION APPARATUS AND TRANSMISSION METHOD

TRANSMISSION DEVICE AND TRANSMISSION METHOD

Driving circuit of optical gate switch

Non-inverting amplifier circuit and optical switch driver circuit

Semiconductor optical amplification module, optical matrix switchin...

Semiconductor optical amplifier type gate switch drive circuit, sem...

Control system of a multichannel optical switch

Driving circuit of optical gate switch

Optical communication apparatus

Acousto-optic tunable filter control apparatus automatically adjust...

Method and apparatus for controlling optical switch

Apparatus for controlling acousto-optic tunable filter and method o...

Method of wavelength selection control and wavelength variable filt...

Optical transmission device

Wavelength selection module comprising variable wavelength selectin...

Subscriber line interface device