4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Optical or pre-photocell system

Hisami Nishi

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Apparatus for preprocessing of character recognition

Image analysis – Histogram processing – For setting a threshold
Patent

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Collimator lens

Patent

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Graded-index lens

Optical: systems and elements – Lens – With graded refractive index
Patent

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Image correlation calculation apparatus

Image analysis – Histogram processing – For setting a threshold
Patent

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Image recognition apparatus

Image analysis – Histogram processing – For setting a threshold
Patent

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Profile ID: LFUS-PAI-P-32989

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