4. Amplifiers
  5. Modulator-demodulator-type amplifier

Osamu Hamada

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Amplifier with modulated power supply voltage

Amplifiers – With semiconductor amplifying device – Including push-pull amplifier
Patent

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Ceramic heater and method for manufacture thereof

Electric heating – Heating devices – With heating unit structure
Reexamination Certificate

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Control apparatus for energy beam hardening

Electric heating – Metal heating – By arc
Patent

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Digital graphic equalizer

Electrical audio signal processing systems and devices – Including frequency control – Having automatic equalizer circuit
Patent

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Digital signal processing system

Boots – shoes – and leggings
Patent

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Profile ID: LFUS-PAI-P-168321

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