Kenjiro Hata

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Piezoelectric actuator and method of manufacturing the same
- Patent number 8,330,330
- Issue date Dec 11, 2012
- TDK Corporation
- Kenjiro Hata
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing head gimbal assembly, and method for manuf...
- Patent number 8,307,538
- Issue date Nov 13, 2012
- TDK Corporation
- Kenjiro Hata
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin-film piezoelectric device, production method thereof, head gim...
- Patent number 8,189,296
- Issue date May 29, 2012
- TDK Corporation
- Kenjiro Hata
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical module for bi-directional communication system
- Patent number 7,403,716
- Issue date Jul 22, 2008
- TDK Corporation
- Adrian Lo
- G02 - OPTICS
Information Patent Grant
Optical component and method of manufacturing the same
- Patent number 7,394,955
- Issue date Jul 1, 2008
- TDK Corporation
- Kenjiro Hata
- G02 - OPTICS
Information Patent Grant
Optical multiplexer/demultiplexer and method of manufacturing the same
- Patent number 7,315,673
- Issue date Jan 1, 2008
- TDK Corporation
- Kenjiro Hata
- G02 - OPTICS
Information Patent Grant
Optical module for bi-directional communication system
- Patent number 7,125,174
- Issue date Oct 24, 2006
- TDK Corporation
- Adrian Lo
- G02 - OPTICS
Information Patent Grant
Waveguide-embedded optical circuit and optical functional element u...
- Patent number 7,068,864
- Issue date Jun 27, 2006
- TDK Corporation
- Naoki Hanashima
- G02 - OPTICS
Information Patent Grant
Optical transceiver and optical module used in the same
- Patent number 7,048,451
- Issue date May 23, 2006
- TDK Corporation
- Adrian Lo
- G02 - OPTICS
Information Patent Grant
Embedded type optical isolator and method for manufacturing the same
- Patent number 7,039,280
- Issue date May 2, 2006
- TDK Corporation
- Kenjiro Hata
- G02 - OPTICS
Information Patent Grant
Embedded type optically irreversible circuit
- Patent number 7,003,182
- Issue date Feb 21, 2006
- TDK Corporation
- Kenjiro Hata
- G02 - OPTICS
Information Patent Grant
Composite optical element, optical isolator, optical circulator, op...
- Patent number 6,359,733
- Issue date Mar 19, 2002
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Composite optical element, optical isolator, optical circulator, op...
- Patent number 6,130,778
- Issue date Oct 10, 2000
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical fiber terminal with optical isolator and semiconductor lase...
- Patent number 5,841,922
- Issue date Nov 24, 1998
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical isolator, optical isolator with fiber and method for making...
- Patent number 5,691,845
- Issue date Nov 25, 1997
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical fiber terminal pitted with optical isolator
- Patent number 5,500,915
- Issue date Mar 19, 1996
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical fiber terminal fitted with optical isolator and method of a...
- Patent number 5,359,689
- Issue date Oct 25, 1994
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PIEZOELECTRIC ACTUATOR AND METHOD OF MANUFACTURING THE SAME
- Publication number 20100301705
- Publication date Dec 2, 2010
- TDK Corporation
- Kenjiro HATA
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR MANUFACTURING HEAD GIMBAL ASSEMBLY, METHOD FOR MANUFACTU...
- Publication number 20100232069
- Publication date Sep 16, 2010
- TDK Corporation
- Kenjiro HATA
- G11 - INFORMATION STORAGE
Information Patent Application
THIN-FILM PIEZOELECTRIC DEVICE, PRODUCTION METHOD THEREOF, HEAD GIM...
- Publication number 20100097723
- Publication date Apr 22, 2010
- TDK Corporation
- Kenjiro HATA
- G11 - INFORMATION STORAGE
Information Patent Application
Optical module and method for manufacturing same
- Publication number 20060239621
- Publication date Oct 26, 2006
- Adrian Wing Fai Lo
- G02 - OPTICS
Information Patent Application
Optical component and method of manufacturing the same
- Publication number 20060067629
- Publication date Mar 30, 2006
- TDK Corporation
- Kenjiro Hata
- G02 - OPTICS
Information Patent Application
Optical transceiver and optical module used in the same
- Publication number 20050185899
- Publication date Aug 25, 2005
- Adrian Lo
- G02 - OPTICS
Information Patent Application
Optical module for bi-directional communication system
- Publication number 20050158054
- Publication date Jul 21, 2005
- Adrian Lo
- G02 - OPTICS
Information Patent Application
Optical module for bi-directional communication system
- Publication number 20050157988
- Publication date Jul 21, 2005
- Adrian Lo
- G02 - OPTICS
Information Patent Application
Optical multiplexer/demultiplexer and method of manufacturing the same
- Publication number 20050147345
- Publication date Jul 7, 2005
- TDK Corporation
- Kenjiro Hata
- G02 - OPTICS
Information Patent Application
Waveguide-embedded optical circuit and optical functional element u...
- Publication number 20040141677
- Publication date Jul 22, 2004
- TDK Corporation
- Naoki Hanashima
- G02 - OPTICS
Information Patent Application
Optical module and a method of fabricating the same
- Publication number 20040126118
- Publication date Jul 1, 2004
- TDK Corporation
- Adrian Wing Fai Lo
- G02 - OPTICS
Information Patent Application
Optical module and a method of fabricating the same
- Publication number 20040126117
- Publication date Jul 1, 2004
- TDK Corporation
- Adrian Wing Fai Lo
- G02 - OPTICS
Information Patent Application
Embedded type optically irreversible circuit
- Publication number 20040080828
- Publication date Apr 29, 2004
- TDK CORPORATION
- Kenjiro Hata
- G02 - OPTICS
Information Patent Application
Embedded type optical isolator and method for manufacturing the same
- Publication number 20030053208
- Publication date Mar 20, 2003
- Kenjiro Hata
- G02 - OPTICS

Kenjiro Hata

Person

Patents Grantslast 30 patents

Piezoelectric actuator and method of manufacturing the same

Method for manufacturing head gimbal assembly, and method for manuf...

Thin-film piezoelectric device, production method thereof, head gim...

Optical module for bi-directional communication system

Optical component and method of manufacturing the same

Optical multiplexer/demultiplexer and method of manufacturing the same

Optical module for bi-directional communication system

Waveguide-embedded optical circuit and optical functional element u...

Optical transceiver and optical module used in the same

Embedded type optical isolator and method for manufacturing the same

Embedded type optically irreversible circuit

Composite optical element, optical isolator, optical circulator, op...

Composite optical element, optical isolator, optical circulator, op...

Optical fiber terminal with optical isolator and semiconductor lase...

Optical isolator, optical isolator with fiber and method for making...

Optical fiber terminal pitted with optical isolator

Optical fiber terminal fitted with optical isolator and method of a...

Patents Applicationslast 30 patents

PIEZOELECTRIC ACTUATOR AND METHOD OF MANUFACTURING THE SAME

METHOD FOR MANUFACTURING HEAD GIMBAL ASSEMBLY, METHOD FOR MANUFACTU...

THIN-FILM PIEZOELECTRIC DEVICE, PRODUCTION METHOD THEREOF, HEAD GIM...

Optical module and method for manufacturing same

Optical component and method of manufacturing the same

Optical transceiver and optical module used in the same

Optical module for bi-directional communication system

Optical module for bi-directional communication system

Optical multiplexer/demultiplexer and method of manufacturing the same

Waveguide-embedded optical circuit and optical functional element u...

Optical module and a method of fabricating the same

Optical module and a method of fabricating the same

Embedded type optically irreversible circuit

Embedded type optical isolator and method for manufacturing the same