Atsuko Ryu

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Active muffler
- Patent number 8,917,879
- Issue date Dec 23, 2014
- Kyushu Institute of Technology
- Yasushi Sato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
High frequency signal interpolating apparatus
- Patent number 8,666,732
- Issue date Mar 4, 2014
- Kyushu Institute of Technology
- Yasushi Sato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Adaptive differential pulse code modulation encoding apparatus and...
- Patent number 8,482,439
- Issue date Jul 9, 2013
- Kyushu Institute of Technology
- Yasushi Sato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
High-frequency signal interpolation apparatus and high-frequency si...
- Patent number 8,301,281
- Issue date Oct 30, 2012
- Kyushu Institute of Technology
- Yasushi Sato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Acoustic characteristic control apparatus
- Patent number 8,242,836
- Issue date Aug 14, 2012
- Kyushu Institute of Technology
- Yasushi Sato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
ADAPTIVE DIFFERENTIAL PULSE CODE MODULATION ENCODING APPARATUS AND...
- Publication number 20110260893
- Publication date Oct 27, 2011
- Kyushu Institute of Technology
- Yasushi Sato
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ACOUSTIC CHARACTERISTIC CONTROL APPARATUS
- Publication number 20110140770
- Publication date Jun 16, 2011
- Kyushu Institute of Technology
- Yasushi Sato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
ACTIVE MUFFLER
- Publication number 20110110527
- Publication date May 12, 2011
- Kyushu Institute of Technology
- Yasushi Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH-FREQUENCY SIGNAL INTERPOLATION APPARATUS AND HIGH-FREQUENCY SI...
- Publication number 20100057230
- Publication date Mar 4, 2010
- KYUSHU INSTITUTE OF TECHNOLOGY
- Yasushi Sato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
High frequency signal interpolating method and high frequency signa...
- Publication number 20100023333
- Publication date Jan 28, 2010
- KYUSHU INSTITUTE OF TECHNOLOGY
- Yasushi Sato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS