3m Innovative Properties Company

3m Innovation Properties Company

Edward C Roberts

Gary Timothy Boyd

Nicholas A Johnson

Nicholas A Lee

Robert M Emmons

Graham M Clarke

Kristy A Gillette

Dominic J Julian

Owen M Anderson

Yin C Quintero

David A Rosen

Tanya L Beckwith

Sherie A Kristie

Kevin R Wruble

Trevor W Stolber

Dale R Wiehe

Ankle brace

A lightguide having opposing first and second major surfaces where the first major surface includes a plurality of extended features and a plurality of discrete features is described. The lightguide has a viewable area having a length at least 100 times a thickness of the lightguide. The extended features extend in a first in-plane direction across at least 90 percent of the length L of the viewable area. The discrete features are spaced apart along the length and width of the viewable area. The discrete features may be disposed in spaces between the extended features. The discrete features may have faces extending between and connecting adjacent extended features.

Lightguide

Growing community of inventors

Maplewood, MN, United States of America

Edward C Roberts