Ken Iwayama

Person

Hamamatsu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Audio signal control circuit and audio signal control method
- Patent number 10,959,020
- Issue date Mar 23, 2021
- Yamaha Corporation
- Mitsutaka Goto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote audio amplifier monitoring system
- Patent number 8,554,347
- Issue date Oct 8, 2013
- Yamaha Corporation
- Akio Suyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier system
- Patent number 8,401,680
- Issue date Mar 19, 2013
- Yamaha Corporation
- Takaaki Muto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker array apparatus and signal processing method therefor
- Patent number 8,363,845
- Issue date Jan 29, 2013
- Yamaha Corporation
- Takashi Yamakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker system with broad directivity
- Patent number 8,194,904
- Issue date Jun 5, 2012
- Yamaha Corporation
- Ken Iwayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic apparatus mountable on rack
- Patent number 7,598,461
- Issue date Oct 6, 2009
- Yamaha Corporation
- Yoshikuni Kitamura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Audio Signal Control Circuit and Audio Signal Control Method
- Publication number 20200213734
- Publication date Jul 2, 2020
- Yamaha Corporation
- Mitsutaka GOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Amplifier System
- Publication number 20090138110
- Publication date May 28, 2009
- Yamaha Corporation
- Naohide KOHYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Remote Audio Amplifier Monitoring System
- Publication number 20090033412
- Publication date Feb 5, 2009
- Yamaha Corporation
- Akio SUYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC APPARATUS MOUNTABLE ON RACK
- Publication number 20090020330
- Publication date Jan 22, 2009
- Yamaha Corporation
- Yoshikuni KITAMURA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SPEAKER ARRAY APPARATUS AND SIGNAL PROCESSING METHOD THEREFOR
- Publication number 20080226093
- Publication date Sep 18, 2008
- Yamaha Corporation
- Koji KUSHIDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER ARRAY APPARATUS AND SIGNAL PROCESSING METHOD THEREFOR
- Publication number 20080199017
- Publication date Aug 21, 2008
- Yamaha Corporation
- Takashi YAMAKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker system with broad directivity
- Publication number 20070199766
- Publication date Aug 30, 2007
- Yamaha Corporation
- Ken Iwayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Ken Iwayama

Person

Patents Grantslast 30 patents

Audio signal control circuit and audio signal control method

Remote audio amplifier monitoring system

Amplifier system

Speaker array apparatus and signal processing method therefor

Speaker system with broad directivity

Electronic apparatus mountable on rack

Patents Applicationslast 30 patents

Audio Signal Control Circuit and Audio Signal Control Method

Amplifier System

Remote Audio Amplifier Monitoring System

ELECTRONIC APPARATUS MOUNTABLE ON RACK

SPEAKER ARRAY APPARATUS AND SIGNAL PROCESSING METHOD THEREFOR

SPEAKER ARRAY APPARATUS AND SIGNAL PROCESSING METHOD THEREFOR

Speaker system with broad directivity