Chikara Kobayashi

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Hamamatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Audio conference device
- Patent number 8,855,286
- Issue date Oct 7, 2014
- Yamaha Corporation
- Toshiaki Ishibashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audio conference apparatus
- Patent number 8,565,464
- Issue date Oct 22, 2013
- Yamaha Corporation
- Toshiaki Ishibashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voice signal transmitting/receiving apparatus
- Patent number 8,238,584
- Issue date Aug 7, 2012
- Yamaha Corporation
- Kosuke Saito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Headphone
- Publication number 20240098400
- Publication date Mar 21, 2024
- Yamaha Corporation
- Chikara KOBAYASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUDIO CONFERENCE DEVICE
- Publication number 20140037081
- Publication date Feb 6, 2014
- Yamaha Corporation
- Toshiaki Ishibashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VOICE SIGNAL TRANSMITTING/RECEIVING APPARATUS
- Publication number 20090252364
- Publication date Oct 8, 2009
- YAMAHA CORPORATION
- Kosuke Saito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUDIO SIGNAL TRANSMISSION/RECEPTION DEVICE
- Publication number 20090041283
- Publication date Feb 12, 2009
- Yamaha Corporation
- Toshiaki Ishibashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE