Tetsuto KAWAI

Person

Hamamatsu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Voice processing device and voice processing method
- Patent number 11,922,933
- Issue date Mar 5, 2024
- Yamaha Corporation
- Tetsuto Kawai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Acoustic processing method and acoustic device
- Patent number 11,373,669
- Issue date Jun 28, 2022
- Yamaha Corporation
- Tetsuto Kawai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Signal processing device, teleconferencing device, and signal proce...
- Patent number 10,978,087
- Issue date Apr 13, 2021
- Yamaha Corporation
- Tetsuto Kawai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound pickup device and sound pickup method
- Patent number 10,979,839
- Issue date Apr 13, 2021
- Yamaha Corporation
- Satoshi Ukai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal processing device, teleconferencing device, and signal proce...
- Patent number 10,937,442
- Issue date Mar 2, 2021
- Yamaha Corporation
- Tetsuto Kawai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound pickup device and sound pickup method
- Patent number 10,873,810
- Issue date Dec 22, 2020
- Yamaha Corporation
- Tetsuto Kawai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound pickup device and sound pickup method
- Patent number 10,841,695
- Issue date Nov 17, 2020
- Yamaha Corporation
- Tetsuto Kawai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Echo reducer, voice communication device, method for reducing echo,...
- Patent number 10,827,075
- Issue date Nov 3, 2020
- Yamaha Corporation
- Tetsuto Kawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
VOICE PROCESSING DEVICE AND VOICE PROCESSING METHOD
- Publication number 20200388275
- Publication date Dec 10, 2020
- Yamaha Corporation
- Tetsuto KAWAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ACOUSTIC PROCESSING METHOD AND ACOUSTIC DEVICE
- Publication number 20200388299
- Publication date Dec 10, 2020
- Yamaha Corporation
- Tetsuto KAWAI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SIGNAL PROCESSING DEVICE, TELECONFERENCING DEVICE, AND SIGNAL PROCE...
- Publication number 20200105290
- Publication date Apr 2, 2020
- Yamaha Corporation
- Tetsuto KAWAI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Sound Pickup Device and Sound Pickup Method
- Publication number 20200021932
- Publication date Jan 16, 2020
- Yamaha Corporation
- Satoshi UKAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND PICKUP DEVICE AND SOUND PICKUP METHOD
- Publication number 20200015010
- Publication date Jan 9, 2020
- Yamaha Corporation
- Tetsuto KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Echo Reducer, Voice Communication Device, Method for Reducing Echo,...
- Publication number 20180332174
- Publication date Nov 15, 2018
- Yamaha Corporation
- Tetsuto KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Tetsuto KAWAI

Person

Patents Grantslast 30 patents

Voice processing device and voice processing method

Acoustic processing method and acoustic device

Signal processing device, teleconferencing device, and signal proce...

Sound pickup device and sound pickup method

Signal processing device, teleconferencing device, and signal proce...

Sound pickup device and sound pickup method

Sound pickup device and sound pickup method

Echo reducer, voice communication device, method for reducing echo,...

Patents Applicationslast 30 patents

VOICE PROCESSING DEVICE AND VOICE PROCESSING METHOD

ACOUSTIC PROCESSING METHOD AND ACOUSTIC DEVICE

SIGNAL PROCESSING DEVICE, TELECONFERENCING DEVICE, AND SIGNAL PROCE...

Sound Pickup Device and Sound Pickup Method

SOUND PICKUP DEVICE AND SOUND PICKUP METHOD

Echo Reducer, Voice Communication Device, Method for Reducing Echo,...