Yoshiaki Katagiri

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Nagaokakyo-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sound transmission device and sound transmission system
- Patent number 10,462,547
- Issue date Oct 29, 2019
- MURATA MANUFACTURING CO., LTD.
- Shuichi Kawata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SOUND TRANSMISSION DEVICE AND SOUND TRANSMISSION SYSTEM
- Publication number 20180192178
- Publication date Jul 5, 2018
- Murata Manufacturing Co, Ltd.
- SHUICHI KAWATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE