4. Optics: measuring and testing
  5. Range or remote distance finding
  6. With photodetection

Fritz K. Preikschat

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Apparatus and method for particle analysis

Optics: measuring and testing – For size of particles – By particle light scattering
Patent

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Apparatus and method for particle analysis

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Apparatus and method for providing separate conductivity, dielec

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Frequency of cyclic current or voltage
Patent

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Electric propulsion and braking system for automotive vehicles

Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Plural – diverse motor controls
Patent

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Electrical impedance measuring apparatus

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Frequency of cyclic current or voltage
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Profile ID: LFUS-PAI-P-333775

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