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U.S. Patent No. 11,191,678
January 6, 2022
By: Tara Olivo
Associate Editor at Nonwovens Industry
Raja Singh Tuli, Quebec, Canada. Filed: 2/7/18 Issued: 12/7/21 A method of estimating volume of urine in a diaper, comprising: detecting a center of a patch of urine inside the diaper; detecting a number of closed circuits formed by the patch of urine; detecting lengths of sensors forming the closed circuits, wherein sensors are electrically coupled with a detecting device, and wherein the lengths of sensors forming the closed circuits are from the patch of urine to the detecting device; calculating overall size of the patch of urine; and predicting the volume of urine based on the overall size.
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