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Canadian application, no grantCanada

Person recognizing apparatus, person recognizing method and passage controller

CA 2438980 A1 · Owner: Sukegawa, Hiroshi · Inventors: Sukegawa, Hiroshi

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A person recognizing apparatus inputs a face image of a person subject to recognition through a camera and obtains the similarity of this input face image with the registered information stored in the registered information memory pre-storing face images of recognized persons by collating them by the recognizer. Therefore in this, person recognizing apparatus to recognize a said person based on the obtained similarity, a registered information updating unit judges whether the similarity obtained by a recognizer is within a prescribed updating range and updates a registered information stored in the registered information memory based on the face image input by the camera based on being …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed August 28, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 28, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 28, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 28, 2003
GrantedNo grant recorded
Term endedAugust 28, 2023
Patent numberCA 2438980 A1
Classification (IPC)A61B5/11 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedAug 28, 2003Term endedAug 28, 2023

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.