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Identification Techniques and Device for Testing the Efficacy of Beauty Care Products and Cosmetics

  • US 20110054355A1
  • Filed: 08/31/2010
  • Published: 03/03/2011
  • Est. Priority Date: 09/01/2009
  • Status: Active Grant
First Claim
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1. A method for testing the effect of a skin care product comprising:

  • measuring a mechanical property of skin tissue using nonlinear stochastic system identification;

    applying the product to the skin;

    repeating the measurement of the mechanical property after the application of the product; and

    comparing the before and after measurements to quantify the effect of the product.

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