Abstract: A device for detecting exposure to light includes: a photo-responsive layer including a photochromic material; a skin-mimicking cover layer covering a first side of the photo-responsive layer; and an adhesive layer configured to couple a second side of the photo-responsive layer opposite the first side to a surface.
Type:
Grant
Filed:
February 1, 2017
Date of Patent:
October 22, 2019
Assignee:
8996598 CANADA INC.
Inventors:
Chad Mitchell Sweeting, Derek Matti Harry Jouppi, Andrew Bradley Martinko, Marc William Gibson, Tim Wu, Kevin Quang Vinh Dang, Cameron Spencer Mills, Sabrina Chwen-Huei Chang