Kazuhisa Kashihara

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Buffered optical fiber and manufacturing method thereof
- Patent number 7,539,383
- Issue date May 26, 2009
- The Furukawa Electric Co., Ltd.
- Akira Sendai
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical-fiber coating apparatus
- Patent number 7,362,940
- Issue date Apr 22, 2008
- The Furukawa Electric Co., Ltd.
- Minsuk Song
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing optical waveguide
- Patent number 7,263,264
- Issue date Aug 28, 2007
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Dynamic gain equalizer
- Patent number 7,146,079
- Issue date Dec 5, 2006
- The Furukawa Electric Co., Ltd.
- Kazutaka Nara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dispersion compensator, method for manufacturing the same, and meth...
- Patent number 7,133,587
- Issue date Nov 7, 2006
- The Furukawa Electric Co., Ltd.
- Kazutaka Nara
- G02 - OPTICS
Information Patent Grant
Dispersion compensator, method for manufacturing the same, and meth...
- Patent number 7,072,545
- Issue date Jul 4, 2006
- The Furukawa Electric Co., Ltd.
- Kazutaka Nara
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating type optical multiplexer/demultiplexer
- Patent number 6,920,265
- Issue date Jul 19, 2005
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating type optical multiplexer/demultiplexer an...
- Patent number 6,836,591
- Issue date Dec 28, 2004
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Optical fiber module
- Patent number 6,830,384
- Issue date Dec 14, 2004
- The Furukawa Electric Co., Ltd.
- Junichi Hasegawa
- G02 - OPTICS
Information Patent Grant
Optical waveguide circuit device
- Patent number 6,829,418
- Issue date Dec 7, 2004
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating and its method for correcting center wave...
- Patent number 6,826,332
- Issue date Nov 30, 2004
- The Furukawa Electric Co., Ltd.
- Tsunetoshi Saito
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating optical multiplexer/demultiplexer and met...
- Patent number 6,816,651
- Issue date Nov 9, 2004
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Optical multiplexer/demultiplexer
- Patent number 6,804,430
- Issue date Oct 12, 2004
- The Furukawa Electric Co., Ltd.
- Isao Ooyama
- G02 - OPTICS
Information Patent Grant
Optical fiber module
- Patent number 6,769,817
- Issue date Aug 3, 2004
- The Furukawa Electric Co., Ltd.
- Tsunetoshi Saito
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating optical multiplexer/demultiplexer and met...
- Patent number 6,768,832
- Issue date Jul 27, 2004
- The Furukawa Electric Co., Ltd.
- Takeshi Nakajima
- G02 - OPTICS
Information Patent Grant
Method for manufacturing a planar lightwave circuit, and planar wav...
- Patent number 6,763,164
- Issue date Jul 13, 2004
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Optical waveguide module
- Patent number 6,757,453
- Issue date Jun 29, 2004
- The Furukawa Electric Co., Ltd.
- Yoshinobu Nekado
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating optical multiplexer/demultiplexer and met...
- Patent number 6,735,364
- Issue date May 11, 2004
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating type optical multiplexer/demultiplexer an...
- Patent number 6,728,435
- Issue date Apr 27, 2004
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Optical multiplexer/demultiplexer
- Patent number 6,728,447
- Issue date Apr 27, 2004
- The Furukawa Electric Co., Ltd.
- Hiroyuki Koshi
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating type optical multiplexer/demultiplexer
- Patent number 6,671,433
- Issue date Dec 30, 2003
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating type optical multiplexer/demultiplexer
- Patent number 6,668,116
- Issue date Dec 23, 2003
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Optical waveguide circuit module
- Patent number 6,591,044
- Issue date Jul 8, 2003
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Fixed component and optical component employing the same
- Patent number 6,584,270
- Issue date Jun 24, 2003
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Dispersion compensator and dispersion-compensating module employing...
- Patent number 6,567,587
- Issue date May 20, 2003
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Arrayed waveguide grating
- Patent number 6,563,986
- Issue date May 13, 2003
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Optical waveguide circuit
- Patent number 6,539,158
- Issue date Mar 25, 2003
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Optical waveguide and method for fabricating the same
- Patent number 6,504,983
- Issue date Jan 7, 2003
- The Furukawa Electric Co., Ltd.
- Kazutaka Nara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Arrayed waveguide grating type optical multiplexer/demultiplexer
- Patent number 6,501,882
- Issue date Dec 31, 2002
- The Furukawa Electric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Grant
Optical waveguide circuit
- Patent number 6,501,896
- Issue date Dec 31, 2002
- Furukawa Electric Co., Ltd.
- Kazutaka Nara
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
BUFFERED OPTICAL FIBER AND MANUFACTURING METHOD THEREOF
- Publication number 20080131062
- Publication date Jun 5, 2008
- THE FURUKAWA ELECTRIC CO., LTD.
- Akira Sendai
- G02 - OPTICS
Information Patent Application
OPTICAL-FIBER COATING APPARATUS
- Publication number 20070227194
- Publication date Oct 4, 2007
- THE FURUKAWA ELECTRIC CO., LTD.
- Minsuk Song
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Dispersion compensator, method for manufacturing the same, and meth...
- Publication number 20060193558
- Publication date Aug 31, 2006
- THE FURUKAWA ELECTRIC CO., LTD.
- Kazutaka Nara
- G02 - OPTICS
Information Patent Application
Dynamic gain equalizer
- Publication number 20060039704
- Publication date Feb 23, 2006
- THE FURUKAWA ELECTRIC CO., LTD.
- Kazutaka Nara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of manufacturing optical waveguide
- Publication number 20050123255
- Publication date Jun 9, 2005
- THE FURUKAWA ELECTRIC CO., LTD.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating optical multiplexer/demultiplexer and met...
- Publication number 20040120645
- Publication date Jun 24, 2004
- The Furukawa Electric CO., LTD
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Application
Dispersion compensator, method for manufacturing the same, and meth...
- Publication number 20040028367
- Publication date Feb 12, 2004
- THE FURUKAWA ELECTRIC CO., LTD.
- Kazutaka Nara
- G02 - OPTICS
Information Patent Application
Optical fiber module
- Publication number 20030161594
- Publication date Aug 28, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Junichi Hasegawa
- G02 - OPTICS
Information Patent Application
Optical module
- Publication number 20030142946
- Publication date Jul 31, 2003
- THE FURUKAWA ELECTRIC CO. LTD.
- Tsunetoshi Saito
- G02 - OPTICS
Information Patent Application
Optical fiber module
- Publication number 20030103738
- Publication date Jun 5, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Tsunetoshi Saito
- G02 - OPTICS
Information Patent Application
Planar lightwave circuit module and method for manufacturing the same
- Publication number 20030091289
- Publication date May 15, 2003
- The Furukawa Electric CO., LTD
- Tsunetoshi Saito
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating type optical multiplexer/demultiplexer
- Publication number 20030086650
- Publication date May 8, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Application
Planar lightwave circuit and method for compensating center wavelen...
- Publication number 20030048989
- Publication date Mar 13, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Application
Optical hybrid module, optical device thereof and semifabricated pr...
- Publication number 20030039043
- Publication date Feb 27, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Yoshinobu Nekado
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating optical multiplexer/demultiplexer and met...
- Publication number 20030039441
- Publication date Feb 27, 2003
- The Furukawa Eelectric Co., Ltd.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating type optical multiplexer/demultiplexer an...
- Publication number 20030035622
- Publication date Feb 20, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Application
Optical waveguide
- Publication number 20030016928
- Publication date Jan 23, 2003
- The Furukawa Electric CO., LTD
- Kazutaka Nara
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating optical multiplexer/demultiplexer and met...
- Publication number 20030012501
- Publication date Jan 16, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Takeshi Nakajima
- G02 - OPTICS
Information Patent Application
Optical multiplexer/demultiplexer
- Publication number 20030007734
- Publication date Jan 9, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Hiroyuki Koshi
- G02 - OPTICS
Information Patent Application
Optical multiplexer/demultiplexer
- Publication number 20030002786
- Publication date Jan 2, 2003
- THE FURUKAWA ELECTRIC CO., LTD.
- Isao Ooyama
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating and its method for correcting center wave...
- Publication number 20020181871
- Publication date Dec 5, 2002
- THE FURUKAWA ELECTRIC CO., LTD.
- Tsunetoshi Saito
- G02 - OPTICS
Information Patent Application
Optical wavelength multiplexer/demultiplexer
- Publication number 20020181857
- Publication date Dec 5, 2002
- THE FURUKAWA ELECTRIC CO., LTD.
- Takuya Komatsu
- G02 - OPTICS
Information Patent Application
Optical wavelength multiplexer/demultiplexer and use method thereof
- Publication number 20020176660
- Publication date Nov 28, 2002
- THE FURUKAWA ELECTRIC CO., LTD.
- Tsunetoshi Saito
- G02 - OPTICS
Information Patent Application
Optical device
- Publication number 20020164128
- Publication date Nov 7, 2002
- THE FURUKAWA ELECTRIC CO., LTD.
- Yoshinobu Nekado
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating type optical multiplexer/demultiplexer an...
- Publication number 20020164116
- Publication date Nov 7, 2002
- The Furukawa Electric CO., LTD
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Application
Optical waveguide module
- Publication number 20020159674
- Publication date Oct 31, 2002
- THE FURUKAWA ELECTRIC CO., LTD.
- Yoshinobu Nekado
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating optical multiplexer/demultiplexer
- Publication number 20020154861
- Publication date Oct 24, 2002
- THE FURUKAWA ELECTRIC CO., LTD.
- Kazutaka Nara
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating and method for manufacturing the same
- Publication number 20020136492
- Publication date Sep 26, 2002
- The Furukawa Electric CO., LTD
- Kazutaka Nara
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating type optical multiplexer/demultiplexer
- Publication number 20020122627
- Publication date Sep 5, 2002
- FURUKAWA ELECTRIC CO., LTD.
- Kazuhisa Kashihara
- G02 - OPTICS
Information Patent Application
Arrayed waveguide grating
- Publication number 20020085808
- Publication date Jul 4, 2002
- THE FURUKAWA ELECTRIC CO., LTD.
- Isao Ooyama
- G02 - OPTICS

Kazuhisa Kashihara

Person

Patents Grantslast 30 patents

Buffered optical fiber and manufacturing method thereof

Optical-fiber coating apparatus

Method of manufacturing optical waveguide

Dynamic gain equalizer

Dispersion compensator, method for manufacturing the same, and meth...

Dispersion compensator, method for manufacturing the same, and meth...

Arrayed waveguide grating type optical multiplexer/demultiplexer

Arrayed waveguide grating type optical multiplexer/demultiplexer an...

Optical fiber module

Optical waveguide circuit device

Arrayed waveguide grating and its method for correcting center wave...

Arrayed waveguide grating optical multiplexer/demultiplexer and met...

Optical multiplexer/demultiplexer

Optical fiber module

Arrayed waveguide grating optical multiplexer/demultiplexer and met...

Method for manufacturing a planar lightwave circuit, and planar wav...

Optical waveguide module

Arrayed waveguide grating optical multiplexer/demultiplexer and met...

Arrayed waveguide grating type optical multiplexer/demultiplexer an...

Optical multiplexer/demultiplexer

Arrayed waveguide grating type optical multiplexer/demultiplexer

Arrayed waveguide grating type optical multiplexer/demultiplexer

Optical waveguide circuit module

Fixed component and optical component employing the same

Dispersion compensator and dispersion-compensating module employing...

Arrayed waveguide grating

Optical waveguide circuit

Optical waveguide and method for fabricating the same

Arrayed waveguide grating type optical multiplexer/demultiplexer

Optical waveguide circuit

Patents Applicationslast 30 patents

BUFFERED OPTICAL FIBER AND MANUFACTURING METHOD THEREOF

OPTICAL-FIBER COATING APPARATUS

Dispersion compensator, method for manufacturing the same, and meth...

Dynamic gain equalizer

Method of manufacturing optical waveguide

Arrayed waveguide grating optical multiplexer/demultiplexer and met...

Dispersion compensator, method for manufacturing the same, and meth...

Optical fiber module

Optical module

Optical fiber module

Planar lightwave circuit module and method for manufacturing the same

Arrayed waveguide grating type optical multiplexer/demultiplexer

Planar lightwave circuit and method for compensating center wavelen...

Optical hybrid module, optical device thereof and semifabricated pr...

Arrayed waveguide grating optical multiplexer/demultiplexer and met...

Arrayed waveguide grating type optical multiplexer/demultiplexer an...

Optical waveguide

Arrayed waveguide grating optical multiplexer/demultiplexer and met...

Optical multiplexer/demultiplexer

Optical multiplexer/demultiplexer

Arrayed waveguide grating and its method for correcting center wave...

Optical wavelength multiplexer/demultiplexer

Optical wavelength multiplexer/demultiplexer and use method thereof

Optical device

Arrayed waveguide grating type optical multiplexer/demultiplexer an...

Optical waveguide module

Arrayed waveguide grating optical multiplexer/demultiplexer

Arrayed waveguide grating and method for manufacturing the same

Arrayed waveguide grating type optical multiplexer/demultiplexer

Arrayed waveguide grating