Hiroyuki Tsuda

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical element
- Patent number 11,125,925
- Issue date Sep 21, 2021
- Photonic Lattice, Inc.
- Shojiro Kawakami
- G01 - MEASURING TESTING
Information Patent Grant
Wavelength domain optical switch
- Patent number 8,503,836
- Issue date Aug 6, 2013
- National Institute of Advanced Industrial Science and Technology
- Hiroshi Ishikawa
- G02 - OPTICS
Information Patent Grant
Communication test device and communication test method
- Patent number 8,498,581
- Issue date Jul 30, 2013
- Anritsu Corporation
- Yuichi Negami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication test device and communication test method
- Patent number 8,396,429
- Issue date Mar 12, 2013
- Anritsu Corporation
- Yuichi Negami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication test device and communication test method
- Patent number 8,311,486
- Issue date Nov 13, 2012
- Anritsu Corporation
- Yuichi Negami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical waveguide-type wavelength domain switch
- Patent number 8,229,258
- Issue date Jul 24, 2012
- National Institute of Advanced Industrial Science and Technology
- Hiroshi Ishikawa
- G02 - OPTICS
Information Patent Grant
Multimode interference waveguide type optical switch
- Patent number 7,860,358
- Issue date Dec 28, 2010
- Keio University
- Hiroyuki Tsuda
- G02 - OPTICS
Information Patent Grant
Optical functional waveguide, optical modulator, arrayed waveguide...
- Patent number 7,756,376
- Issue date Jul 13, 2010
- Keio University
- Hiroyuki Tsuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Diffraction grating and dispersion compensation circuit
- Patent number 7,496,256
- Issue date Feb 24, 2009
- Keio University
- Hiroyuki Tsuda
- G02 - OPTICS
Information Patent Grant
Communication terminal performance measurement system having effect...
- Patent number 7,289,802
- Issue date Oct 30, 2007
- Anritsu Corporation
- Shoichi Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical switch
- Patent number 7,269,305
- Issue date Sep 11, 2007
- Keio University
- Hiroyuki Tsuda
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL ELEMENT
- Publication number 20190086597
- Publication date Mar 21, 2019
- AUTOCLONING TECHNOLOGY, LTD.
- Shojiro KAWAKAMI
- G02 - OPTICS
Information Patent Application
WAVELENGTH CROSS CONNECT DEVICE
- Publication number 20130272650
- Publication date Oct 17, 2013
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Hiroshi Ishikawa
- G02 - OPTICS
Information Patent Application
COMMUNICATION TEST DEVICE AND COMMUNICATION TEST METHOD
- Publication number 20130005373
- Publication date Jan 3, 2013
- Anritsu Corporation
- Yuichi Negami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION TEST DEVICE AND COMMUNICATION TEST METHOD
- Publication number 20130005271
- Publication date Jan 3, 2013
- Anritsu Corporation
- Yuichi Negami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH DOMAIN OPTICAL SWITCH
- Publication number 20110182545
- Publication date Jul 28, 2011
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Hiroshi Ishikawa
- G02 - OPTICS
Information Patent Application
COMMUNICATION TEST DEVICE AND COMMUNICATION TEST METHOD
- Publication number 20100093283
- Publication date Apr 15, 2010
- Anritsu Corporation
- Yuichi Negami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical waveguide-type wavelength domain switch
- Publication number 20100067900
- Publication date Mar 18, 2010
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Hiroshi Ishikawa
- G02 - OPTICS
Information Patent Application
Multimode Interference Waveguide Type Optical Switch
- Publication number 20090214161
- Publication date Aug 27, 2009
- Keio Univeristy
- Hiroyuki Tsuda
- G02 - OPTICS
Information Patent Application
Diffraction grating and dispersion compensation circuit
- Publication number 20080056643
- Publication date Mar 6, 2008
- KEIO UNIVERSITY
- Hiroyuki Tsuda
- G02 - OPTICS
Information Patent Application
Optical Functional Waveguide Optical Modulator Arrayed Waveguide Gr...
- Publication number 20070211982
- Publication date Sep 13, 2007
- Hiroyuki Tsuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication terminal performance measurement system having effect...
- Publication number 20060270398
- Publication date Nov 30, 2006
- Anritsu Corporation
- Shoichi Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical switch
- Publication number 20060140535
- Publication date Jun 29, 2006
- KEIO UNIVERSITY
- Hiroyuki Tsuda
- G02 - OPTICS

Hiroyuki Tsuda

Person

Patents Grantslast 30 patents

Optical element

Wavelength domain optical switch

Communication test device and communication test method

Communication test device and communication test method

Communication test device and communication test method

Optical waveguide-type wavelength domain switch

Multimode interference waveguide type optical switch

Optical functional waveguide, optical modulator, arrayed waveguide...

Diffraction grating and dispersion compensation circuit

Communication terminal performance measurement system having effect...

Optical switch

Patents Applicationslast 30 patents

OPTICAL ELEMENT

WAVELENGTH CROSS CONNECT DEVICE

COMMUNICATION TEST DEVICE AND COMMUNICATION TEST METHOD

COMMUNICATION TEST DEVICE AND COMMUNICATION TEST METHOD

WAVELENGTH DOMAIN OPTICAL SWITCH

COMMUNICATION TEST DEVICE AND COMMUNICATION TEST METHOD

Optical waveguide-type wavelength domain switch

Multimode Interference Waveguide Type Optical Switch

Diffraction grating and dispersion compensation circuit

Optical Functional Waveguide Optical Modulator Arrayed Waveguide Gr...

Communication terminal performance measurement system having effect...

Optical switch