4. Mechanical guns and projectors
  5. Centrifugal
  6. Mechanical

Richard A. Riggio

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Apparatus and method for propelling a rolling hockey ball

Mechanical guns and projectors – Centrifugal – Mechanical
Patent

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Continuous battery charger system

Electricity: battery or capacitor charging or discharging – Cell or battery charger structure – For handheld device
Reissue Patent

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Continuous battery charger system

Electricity: battery or capacitor charging or discharging – Cell or battery charger structure – For handheld device
Reexamination Certificate

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Injector with continuous battery charger system

Electricity: battery or capacitor charging or discharging – Battery or cell discharging
Reexamination Certificate

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Optocoupler built-in self test for applications requiring isolat

Radiant energy – Photocells; circuits and apparatus – Signal isolator
Patent

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Profile ID: LFUS-PAI-P-926589

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