Masao Senoo

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Saitama-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Piezoelectric acoustic device
- Patent number 6,275,594
- Issue date Aug 14, 2001
- Hokuriku Electric Industry Co., Ltd.
- Masao Senoo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Piezoelectric acoustic device
- Patent number 6,205,226
- Issue date Mar 20, 2001
- Hokuriku Electric Industry Co., Ltd.
- Masao Senoo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE