Hitoshi Kitagawa

Person

Sendai, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Two-dimensional photonic crystal surface emitting laser
- Patent number 10,938,177
- Issue date Mar 2, 2021
- Kyoto University
- Susumu Noda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two-dimensional photonic crystal surface emitting laser
- Patent number 10,461,501
- Issue date Oct 29, 2019
- Kyoto University
- Susumu Noda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two-dimensional photonic-crystal surface-emitting laser
- Patent number 10,389,086
- Issue date Aug 20, 2019
- Kyoto University
- Susumu Noda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two-dimensional photonic crystal
- Patent number 8,358,895
- Issue date Jan 22, 2013
- Kyoto University
- Susumu Noda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Two-dimensional photonic crystal
- Patent number 7,853,111
- Issue date Dec 14, 2010
- Kyoto University
- Susumu Noda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Two-dimensional photonic crystal and optical device using the crystal
- Patent number 7,711,228
- Issue date May 4, 2010
- Kyoto University
- Susumu Noda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Two-dimensional photonic crystal slab, two-dimensional photonic cry...
- Patent number 7,336,879
- Issue date Feb 26, 2008
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Photonic crystal device having variable bandgap, optical waveguide...
- Patent number 6,931,191
- Issue date Aug 16, 2005
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- G02 - OPTICS
Information Patent Grant
Thin-film capacitor device
- Patent number 6,747,334
- Issue date Jun 8, 2004
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing thin-film capacitor for performing tempera...
- Patent number 6,605,515
- Issue date Aug 12, 2003
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Temperature-compensating thin-film capacitor and electronic device
- Patent number 6,556,421
- Issue date Apr 29, 2003
- Alps Electric Co., Ltd.
- Masahiro Aoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Temperature compensating thin-film capacitor
- Patent number 6,477,036
- Issue date Nov 5, 2002
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin-film-transistor-array substrate and liquid-crystal display device
- Patent number 6,274,886
- Issue date Aug 14, 2001
- LG.Philips LCD Co., Ltd.
- Makoto Sasaki
- G02 - OPTICS
Information Patent Grant
Method of sputtering a silicon nitride film
- Patent number 5,550,091
- Issue date Aug 27, 1996
- Frontec Incorporated
- Koichi Fukuda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
TWO-DIMENSIONAL PHOTONIC CRYSTAL SURFACE EMITTING LASER
- Publication number 20200028327
- Publication date Jan 23, 2020
- Kyoto University
- Susumu NODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TWO-DIMENSIONAL PHOTONIC-CRYSTAL SURFACE-EMITTING LASER
- Publication number 20190157836
- Publication date May 23, 2019
- KYOTO UNIVERSITY
- Susumu NODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TWO-DIMENSIONAL PHOTONIC CRYSTAL SURFACE EMITTING LASER
- Publication number 20170256911
- Publication date Sep 7, 2017
- KYOTO UNIVERSITY
- Susumu NODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LIGHT-EMITTING DEVICE
- Publication number 20100224901
- Publication date Sep 9, 2010
- Alps Electric Co., Ltd.
- Yoichi KUROKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DIFFRACTION GRATING LIGHT-EMITTING DIODE
- Publication number 20100140651
- Publication date Jun 10, 2010
- Alps Electric Co., Ltd.
- Susumu NODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Two-Dimensional Photonic Crystal
- Publication number 20090263094
- Publication date Oct 22, 2009
- Kyoto University
- Susumu Noda
- G02 - OPTICS
Information Patent Application
Two-Dimensional Photonic Crystal and Optical Device Using the Crystal
- Publication number 20080013902
- Publication date Jan 17, 2008
- Kyoto University
- Susumu Noda
- G02 - OPTICS
Information Patent Application
Two-dimensional photonic crystal
- Publication number 20070172188
- Publication date Jul 26, 2007
- KYOTO UNIVERSITY
- Susumu Noda
- G02 - OPTICS
Information Patent Application
Two-dimensional photonic crystal slab, two-dimensional photonic cry...
- Publication number 20050047742
- Publication date Mar 3, 2005
- Alps Electric Co., Ltd and Kyoto University
- Hitoshi Kitagawa
- G02 - OPTICS
Information Patent Application
Multilayer optical filter and optical component
- Publication number 20040207920
- Publication date Oct 21, 2004
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- G02 - OPTICS
Information Patent Application
Multilayer film optical filter, method of producing the same, and o...
- Publication number 20040207921
- Publication date Oct 21, 2004
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- G02 - OPTICS
Information Patent Application
Mach-zehnder interferometer optical switch and mach-zehnder interfe...
- Publication number 20040208421
- Publication date Oct 21, 2004
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- G02 - OPTICS
Information Patent Application
Light deflector and optical switch including same
- Publication number 20040165815
- Publication date Aug 26, 2004
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- G02 - OPTICS
Information Patent Application
Thin-film capacitor device
- Publication number 20030213960
- Publication date Nov 20, 2003
- Hitoshi Kitagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Multilayer film optical filter, method of producing the same, and o...
- Publication number 20030142407
- Publication date Jul 31, 2003
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- G02 - OPTICS
Information Patent Application
Photonic crystal device having variable bandgap, optical waveguide...
- Publication number 20030128949
- Publication date Jul 10, 2003
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- G02 - OPTICS
Information Patent Application
Method for manufacturing thin-film capacitor for performing tempera...
- Publication number 20030008470
- Publication date Jan 9, 2003
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Temperature-compensating thin-film capacitor and electronic device
- Publication number 20020122285
- Publication date Sep 5, 2002
- Alps Electric Co., Ltd.
- Masahiro Aoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Temperature compensating thin-film capacitor
- Publication number 20020080551
- Publication date Jun 27, 2002
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Thin film capacitor for temperature compensation
- Publication number 20020070399
- Publication date Jun 13, 2002
- Alps Electric Co., Ltd.
- Hitoshi Kitagawa
- H01 - BASIC ELECTRIC ELEMENTS

Hitoshi Kitagawa

Person

Patents Grantslast 30 patents

Two-dimensional photonic crystal surface emitting laser

Two-dimensional photonic crystal surface emitting laser

Two-dimensional photonic-crystal surface-emitting laser

Two-dimensional photonic crystal

Two-dimensional photonic crystal

Two-dimensional photonic crystal and optical device using the crystal

Two-dimensional photonic crystal slab, two-dimensional photonic cry...

Photonic crystal device having variable bandgap, optical waveguide...

Thin-film capacitor device

Method for manufacturing thin-film capacitor for performing tempera...

Temperature-compensating thin-film capacitor and electronic device

Temperature compensating thin-film capacitor

Thin-film-transistor-array substrate and liquid-crystal display device

Method of sputtering a silicon nitride film

Patents Applicationslast 30 patents

TWO-DIMENSIONAL PHOTONIC CRYSTAL SURFACE EMITTING LASER

TWO-DIMENSIONAL PHOTONIC-CRYSTAL SURFACE-EMITTING LASER

TWO-DIMENSIONAL PHOTONIC CRYSTAL SURFACE EMITTING LASER

SEMICONDUCTOR LIGHT-EMITTING DEVICE

DIFFRACTION GRATING LIGHT-EMITTING DIODE

Two-Dimensional Photonic Crystal

Two-Dimensional Photonic Crystal and Optical Device Using the Crystal

Two-dimensional photonic crystal

Two-dimensional photonic crystal slab, two-dimensional photonic cry...

Multilayer optical filter and optical component

Multilayer film optical filter, method of producing the same, and o...

Mach-zehnder interferometer optical switch and mach-zehnder interfe...

Light deflector and optical switch including same

Thin-film capacitor device

Multilayer film optical filter, method of producing the same, and o...

Photonic crystal device having variable bandgap, optical waveguide...

Method for manufacturing thin-film capacitor for performing tempera...

Temperature-compensating thin-film capacitor and electronic device

Temperature compensating thin-film capacitor

Thin film capacitor for temperature compensation