Hiroshi Kume

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Neyagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Constant-voltage power supply circuit and amplifier circuit and DA...
- Patent number 4,945,301
- Issue date Jul 31, 1990
- Onkyo Kabushiki Kaisha
- Yoshiro Koga
- G05 - CONTROLLING REGULATING