Tetsuo ISHIZAKA

Person

Inagi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical module
- Patent number 11,710,914
- Issue date Jul 25, 2023
- Fujitsu Optical Components Limited
- Tomonori Azuma
- G02 - OPTICS
Information Patent Grant
Optical module
- Patent number 11,415,764
- Issue date Aug 16, 2022
- Fujitsu Optical Components Limited
- Teruhiro Kubo
- G02 - OPTICS
Information Patent Grant
Optical transmission module and control method of optical transmiss...
- Patent number 10,536,217
- Issue date Jan 14, 2020
- Fujitsu Optical Components Limited
- Tetsuo Ishizaka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light source module and optical transceiver
- Patent number 9,515,728
- Issue date Dec 6, 2016
- Fujitsu Optical Components Limited
- Tetsuo Ishizaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission module and controlling method for optical tran...
- Patent number 8,520,710
- Issue date Aug 27, 2013
- Fujitsu Optical Components Limited
- Tetsuo Ishizaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical waveguide device
- Patent number 7,787,717
- Issue date Aug 31, 2010
- Fujitsu Limited
- Yasuhiro Ohmori
- G02 - OPTICS
Information Patent Grant
Optical waveguide device
- Patent number 7,386,198
- Issue date Jun 10, 2008
- Fujitsu Limited
- Yasuhiro Ohmori
- G02 - OPTICS
Information Patent Grant
Optical modulator, optical waveguide device and acousto-optic tunab...
- Patent number 7,315,676
- Issue date Jan 1, 2008
- Fujitsu Limited
- Masaharu Doi
- G02 - OPTICS
Information Patent Grant
Optical modulator, optical waveguide device and acousto-optic tunab...
- Patent number 7,289,703
- Issue date Oct 30, 2007
- Fujitsu Limited
- Masaharu Doi
- G02 - OPTICS
Information Patent Grant
Optical modulator, optical waveguide device and acousto-optic tunab...
- Patent number 7,280,713
- Issue date Oct 9, 2007
- Fujitsu Limited
- Masaharu Doi
- G02 - OPTICS
Information Patent Grant
Optical modulator, optical waveguide device and acousto-optic tunab...
- Patent number 7,113,677
- Issue date Sep 26, 2006
- Fujitsu Limited
- Masaharu Doi
- G02 - OPTICS
Information Patent Grant
Optical modulator of clock modulation type
- Patent number 7,006,715
- Issue date Feb 28, 2006
- Fujitsu Limited
- Masaharu Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical modulator
- Patent number 6,999,223
- Issue date Feb 14, 2006
- Fujitsu Limited
- Minoru Seino
- G02 - OPTICS
Information Patent Grant
Optical module having element for optical phase shift using electro...
- Patent number 6,741,379
- Issue date May 25, 2004
- Fujitsu Limited
- Yoshihiko Kaitoh
- G02 - OPTICS
Information Patent Grant
Optical modulator
- Patent number 6,678,428
- Issue date Jan 13, 2004
- Fujitsu Limited
- Minoru Seino
- G02 - OPTICS
Information Patent Grant
Optical modulator of clock modulation type
- Patent number 6,594,407
- Issue date Jul 15, 2003
- Fujitsu Limited
- Masaharu Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Laser diode module
- Patent number 6,490,303
- Issue date Dec 3, 2002
- Fujitsu Limited
- Manabu Komiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Peltier control circuit and a peltier device structure
- Patent number 5,966,938
- Issue date Oct 19, 1999
- Fujitsu Limited
- Yasunori Nagakubo
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Optical isolator, faraday rotator suitable for use in the same, and...
- Patent number 5,760,946
- Issue date Jun 2, 1998
- Fujitsu Limited
- Saeko Yokoi
- G02 - OPTICS
Information Patent Grant
Semiconductor laser module
- Patent number 5,751,877
- Issue date May 12, 1998
- Fujitsu Limited
- Tetsuo Ishizaka
- G02 - OPTICS
Information Patent Grant
Laser diode module
- Patent number 5,703,893
- Issue date Dec 30, 1997
- Fujitsu Limited
- Manabu Komiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Peltier control circuit and a peltier device structure
- Patent number 5,515,682
- Issue date May 14, 1996
- Fujitsu Limited
- Yasunori Nagakubo
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Laser diode module and method for fabricating the same
- Patent number 5,214,660
- Issue date May 25, 1993
- Fujitsu Limited
- Takayuki Masuko
- G02 - OPTICS
Information Patent Grant
Temperature-controlling laser diode assembly
- Patent number 5,212,699
- Issue date May 18, 1993
- Fujitsu Limited
- Takayuki Masuko
- G02 - OPTICS
Information Patent Grant
Rod lens fixing method and fiber collimator manufactured thereby
- Patent number 5,150,230
- Issue date Sep 22, 1992
- Fujitsu Limited
- Takayuki Masuko
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PHOTONIC INTEGRATED CIRCUIT, AND OPTICAL TRANSMISSION MODULE
- Publication number 20230251421
- Publication date Aug 10, 2023
- FUJITSU OPTICAL COMPONENTS LIMITED
- Yuki YASUDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL MODULE
- Publication number 20210278614
- Publication date Sep 9, 2021
- FUJITSU OPTICAL COMPONENTS LIMITED
- TERUHIRO KUBO
- G02 - OPTICS
Information Patent Application
OPTICAL MODULE
- Publication number 20200373691
- Publication date Nov 26, 2020
- FUJITSU OPTICAL COMPONENTS LIMITED
- Tomonori AZUMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL TRANSMISSION MODULE AND CONTROL METHOD OF OPTICAL TRANSMISS...
- Publication number 20180006721
- Publication date Jan 4, 2018
- FUJITSU OPTICAL COMPONENTS LIMITED
- Tetsuo ISHIZAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT SOURCE MODULE AND OPTICAL TRANSCEIVER
- Publication number 20150311976
- Publication date Oct 29, 2015
- FUJITSU OPTICAL COMPONENTS LIMITED
- Tetsuo ISHIZAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL AMPLIFIER AND MANUFACTURING METHOD OF OPTICAL AMPLIFIER
- Publication number 20130194657
- Publication date Aug 1, 2013
- FUJITSU OPTICAL COMPONENTS LIMITED
- Tetsuo ISHIZAKA
- G02 - OPTICS
Information Patent Application
Communication module
- Publication number 20120069542
- Publication date Mar 22, 2012
- FUJITSU OPTICAL COMPONENTS LIMITED
- Tetsuo Ishizaka
- G02 - OPTICS
Information Patent Application
OPTICAL TRANSMISSION MODULE AND CONTROLLING METHOD FOR OPTICAL TRAN...
- Publication number 20120020381
- Publication date Jan 26, 2012
- Fujitsu Limited
- Tetsuo ISHIZAKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Optical waveguide device
- Publication number 20080247708
- Publication date Oct 9, 2008
- FUJITSU LIMITED
- Yasuhiro Ohmori
- G02 - OPTICS
Information Patent Application
Optical modulator, optical waveguide device and acousto-optic tunab...
- Publication number 20070140612
- Publication date Jun 21, 2007
- FUJITSU LIMITED
- Masaharu Doi
- G02 - OPTICS
Information Patent Application
Optical modulator, optical waveguide device and acousto-optic tunab...
- Publication number 20060274988
- Publication date Dec 7, 2006
- FUJITSU LIMITED
- Masaharu Doi
- G02 - OPTICS
Information Patent Application
Optical waveguide device
- Publication number 20060051011
- Publication date Mar 9, 2006
- FUJITSU LIMITED
- Yasuhiro Ohmori
- G02 - OPTICS
Information Patent Application
Optical modulator
- Publication number 20040095628
- Publication date May 20, 2004
- FUJITSU LIMITED
- Minoru Seino
- G02 - OPTICS
Information Patent Application
Optical modulator, optical waveguide device and acousto-optic tunab...
- Publication number 20030219188
- Publication date Nov 27, 2003
- FUJITSU LIMITED
- Masaharu Doi
- G02 - OPTICS
Information Patent Application
Optical modulator of clock modulation type
- Publication number 20030194163
- Publication date Oct 16, 2003
- FUJITSU LIMITED
- Masaharu Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical module having element for optical phase shift using electro...
- Publication number 20030151792
- Publication date Aug 14, 2003
- FUJITSU LIMITED
- Yoshihiko Kaitoh
- G02 - OPTICS
Information Patent Application
Optical modulator of clock modulation type
- Publication number 20030007710
- Publication date Jan 9, 2003
- Masaharu Doi
- G02 - OPTICS
Information Patent Application
Optical modulator
- Publication number 20020186912
- Publication date Dec 12, 2002
- Minoru Seino
- G02 - OPTICS

Tetsuo ISHIZAKA

Person

Patents Grantslast 30 patents

Optical module

Optical module

Optical transmission module and control method of optical transmiss...

Light source module and optical transceiver

Optical transmission module and controlling method for optical tran...

Optical waveguide device

Optical waveguide device

Optical modulator, optical waveguide device and acousto-optic tunab...

Optical modulator, optical waveguide device and acousto-optic tunab...

Optical modulator, optical waveguide device and acousto-optic tunab...

Optical modulator, optical waveguide device and acousto-optic tunab...

Optical modulator of clock modulation type

Optical modulator

Optical module having element for optical phase shift using electro...

Optical modulator

Optical modulator of clock modulation type

Laser diode module

Peltier control circuit and a peltier device structure

Optical isolator, faraday rotator suitable for use in the same, and...

Semiconductor laser module

Laser diode module

Peltier control circuit and a peltier device structure

Laser diode module and method for fabricating the same

Temperature-controlling laser diode assembly

Rod lens fixing method and fiber collimator manufactured thereby

Patents Applicationslast 30 patents

PHOTONIC INTEGRATED CIRCUIT, AND OPTICAL TRANSMISSION MODULE

OPTICAL MODULE

OPTICAL MODULE

OPTICAL TRANSMISSION MODULE AND CONTROL METHOD OF OPTICAL TRANSMISS...

LIGHT SOURCE MODULE AND OPTICAL TRANSCEIVER

OPTICAL AMPLIFIER AND MANUFACTURING METHOD OF OPTICAL AMPLIFIER

Communication module

OPTICAL TRANSMISSION MODULE AND CONTROLLING METHOD FOR OPTICAL TRAN...

Optical waveguide device

Optical modulator, optical waveguide device and acousto-optic tunab...

Optical modulator, optical waveguide device and acousto-optic tunab...

Optical waveguide device

Optical modulator

Optical modulator, optical waveguide device and acousto-optic tunab...

Optical modulator of clock modulation type

Optical module having element for optical phase shift using electro...

Optical modulator of clock modulation type

Optical modulator