4. Measuring and testing
  5. Vibration
  6. By mechanical waves

Gordon D. Coplein

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Non-contact ultrasonic micromeasurement system

Measuring and testing – Volumetric content measuring
Patent

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Object counter and identification system

Electrical pulse counters – pulse dividers – or shift registers: c – Applications – Counting animate or inanimate entities
Patent

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Pencil sharpener

Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Perforating or cutting
Patent

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Ultrasonic sensor with continous and demand self-test for liquid

Measuring and testing – Vibration – By mechanical waves
Patent

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Profile ID: LFUS-PAI-P-196887

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