Kazuhito Yamasawa

Person

Nihonbashi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Substrate and light-emitting element
- Patent number 11,773,508
- Issue date Oct 3, 2023
- TDK Corporation
- Atsushi Ohido
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Alumina substrate
- Patent number 10,458,041
- Issue date Oct 29, 2019
- TDK Corporation
- Kazuhito Yamasawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Alumina substrate
- Patent number 10,337,120
- Issue date Jul 2, 2019
- TDK Corporation
- Kazuhito Yamasawa
- C30 - CRYSTAL GROWTH
Information Patent Grant
Alumina substrate
- Patent number 10,294,585
- Issue date May 21, 2019
- TDK Corporation
- Kazuhito Yamasawa
- C30 - CRYSTAL GROWTH
Information Patent Grant
Magnetic garnet material, faraday rotator, optical device, bismuth-...
- Patent number 7,517,406
- Issue date Apr 14, 2009
- TDK Corporation
- Atsushi Ohido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic garnet material, faraday rotator, optical device, bismuth-...
- Patent number 7,333,261
- Issue date Feb 19, 2008
- TDK Corporation
- Atsushi Ohido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hard magnetic garnet material, faraday rotator, optical device, opt...
- Patent number 7,242,516
- Issue date Jul 10, 2007
- TDK Corporation
- Tamotsu Sugawara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic garnet material, faraday rotator, optical device, bismuth-...
- Patent number 7,133,189
- Issue date Nov 7, 2006
- TDK Corporation
- Atsushi Ohido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic garnet single-crystal film and method of producing the sam...
- Patent number 6,875,270
- Issue date Apr 5, 2005
- TDK Corporation
- Atsushi Ohido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Faraday rotator and optical device comprising the same, and antiref...
- Patent number 6,853,473
- Issue date Feb 8, 2005
- TDK Corporation
- Atsushi Ohido
- G02 - OPTICS
Information Patent Grant
HARD MAGNETIC GARNET MATERIAL, FARADAY ROTATOR, OPTICAL DEVICE, OPT...
- Patent number 6,775,052
- Issue date Aug 10, 2004
- TDK Corporation
- Tamotsu Sugawara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic garnet single crystal and faraday rotator using the same
- Patent number 6,641,751
- Issue date Nov 4, 2003
- TKD Corporation
- Atsushi Ooido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic garnet material and magnetooptical device using the same
- Patent number 6,527,973
- Issue date Mar 4, 2003
- TDK Corporation
- Atsushi Ohido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic garnet material and faraday rotator using the same
- Patent number 6,309,557
- Issue date Oct 30, 2001
- TDK Corporation
- Atsushi Ooido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing thin film by epitaxial growth
- Patent number 5,662,740
- Issue date Sep 2, 1997
- TDK Corporation
- Kazuhito Yamasawa
- C30 - CRYSTAL GROWTH
Information Patent Grant
Faraday rotator
- Patent number 5,640,516
- Issue date Jun 17, 1997
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Process for producing thin film by epitaxial growth
- Patent number 5,434,101
- Issue date Jul 18, 1995
- TDK Corporation
- Kazuhito Yamasawa
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
SUBSTRATE AND LIGHT EMITTING ELEMENT
- Publication number 20220158029
- Publication date May 19, 2022
- TDK CORPORATION
- Atsushi OHIDO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SUBSTRATE AND LIGHT-EMITTING ELEMENT
- Publication number 20200283928
- Publication date Sep 10, 2020
- TDK CORPORATION
- Atsushi OHIDO
- C30 - CRYSTAL GROWTH
Information Patent Application
NITRIDE SINGLE CRYSTAL
- Publication number 20200109488
- Publication date Apr 9, 2020
- TDK CORPORATION
- Atsushi OHIDO
- C30 - CRYSTAL GROWTH
Information Patent Application
ALUMINA SUBSTRATE
- Publication number 20180038011
- Publication date Feb 8, 2018
- TDK Corporation
- Kazuhito YAMASAWA
- C30 - CRYSTAL GROWTH
Information Patent Application
ALUMINA SUBSTRATE
- Publication number 20170218535
- Publication date Aug 3, 2017
- TDK Corporation
- Kazuhito YAMASAWA
- C30 - CRYSTAL GROWTH
Information Patent Application
ALUMINA SUBSTRATE
- Publication number 20170211204
- Publication date Jul 27, 2017
- TDK Corporation
- Kazuhito YAMASAWA
- C30 - CRYSTAL GROWTH
Information Patent Application
Magnetic garnet material, faraday rotator, optical device, bismuth-...
- Publication number 20080112046
- Publication date May 15, 2008
- TDK Corporation
- Atsushi Ohido
- C30 - CRYSTAL GROWTH
Information Patent Application
Magnetic garnet material, faraday rotator, optical device, bismuth-...
- Publication number 20060187546
- Publication date Aug 24, 2006
- TDK Corporation
- Atsushi Ohido
- C30 - CRYSTAL GROWTH
Information Patent Application
R-T-B system permanent magnet and plating film
- Publication number 20060141281
- Publication date Jun 29, 2006
- TDK CORPORATION
- Yasuyuki Nakayama
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Substrate for forming magnetic garnet single crystal film, optical...
- Publication number 20040177801
- Publication date Sep 16, 2004
- Yukio Sakashita
- C30 - CRYSTAL GROWTH
Information Patent Application
Hard magnetic garnet material, faraday rotator, optical device, opt...
- Publication number 20040168628
- Publication date Sep 2, 2004
- TDK CORPORATION
- Tamotsu Sugawara
- G02 - OPTICS
Information Patent Application
Magnetic garnet material, faraday rotator, optical device, bismuth-...
- Publication number 20030219261
- Publication date Nov 27, 2003
- TDK Corporation
- Atsushi Ohido
- C30 - CRYSTAL GROWTH
Information Patent Application
Faraday rotator and optical device comprising the same, and antiref...
- Publication number 20030137718
- Publication date Jul 24, 2003
- TDK Corporation
- Atsushi Ohido
- G02 - OPTICS
Information Patent Application
Hard magnetic garnet material, faraday rotator, optical device, opt...
- Publication number 20030128418
- Publication date Jul 10, 2003
- TDK CORPORATION
- Tamotsu Sugawara
- G02 - OPTICS
Information Patent Application
Magnetic garnet material and magnetooptical device using the same
- Publication number 20020014612
- Publication date Feb 7, 2002
- TDK CORPORATION
- Atsushi Ohido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetic garnet single-crystal film and method of producing the sam...
- Publication number 20010023932
- Publication date Sep 27, 2001
- TDK CORPORATION
- Atsushi Ohido
- C30 - CRYSTAL GROWTH

Kazuhito Yamasawa

Person

Patents Grantslast 30 patents

Substrate and light-emitting element

Alumina substrate

Alumina substrate

Alumina substrate

Magnetic garnet material, faraday rotator, optical device, bismuth-...

Magnetic garnet material, faraday rotator, optical device, bismuth-...

Hard magnetic garnet material, faraday rotator, optical device, opt...

Magnetic garnet material, faraday rotator, optical device, bismuth-...

Magnetic garnet single-crystal film and method of producing the sam...

Faraday rotator and optical device comprising the same, and antiref...

HARD MAGNETIC GARNET MATERIAL, FARADAY ROTATOR, OPTICAL DEVICE, OPT...

Magnetic garnet single crystal and faraday rotator using the same

Magnetic garnet material and magnetooptical device using the same

Magnetic garnet material and faraday rotator using the same

Process for producing thin film by epitaxial growth

Faraday rotator

Process for producing thin film by epitaxial growth

Patents Applicationslast 30 patents

SUBSTRATE AND LIGHT EMITTING ELEMENT

SUBSTRATE AND LIGHT-EMITTING ELEMENT

NITRIDE SINGLE CRYSTAL

ALUMINA SUBSTRATE

ALUMINA SUBSTRATE

ALUMINA SUBSTRATE

Magnetic garnet material, faraday rotator, optical device, bismuth-...

Magnetic garnet material, faraday rotator, optical device, bismuth-...

R-T-B system permanent magnet and plating film

Substrate for forming magnetic garnet single crystal film, optical...

Hard magnetic garnet material, faraday rotator, optical device, opt...

Magnetic garnet material, faraday rotator, optical device, bismuth-...

Faraday rotator and optical device comprising the same, and antiref...

Hard magnetic garnet material, faraday rotator, optical device, opt...

Magnetic garnet material and magnetooptical device using the same

Magnetic garnet single-crystal film and method of producing the sam...