MS

Mark Charles Stephens

RS Roka Sports: 15 patents #3 of 17Top 20%
SH Shape: 14 patents #8 of 150Top 6%
📍 Grand Rapids, MI: #56 of 1,824 inventorsTop 4%
🗺 Michigan: #2,270 of 86,293 inventorsTop 3%
Overall (All Time): #128,352 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
9888730 Aquatic sport performance garment with restraints and method of making same Kurt Robert Spenser, Robert Allen Canales, Nathan Lincoln Tracy 2018-02-13
D809055 Swimming goggles with retroscopic lens Nathan Lincoln Tracy, Robert Allen Canales, Kurt Robert Spenser 2018-01-30
9604104 Goggles with retroscopic lens angle for enhanced forward vision Robert Allen Canales, Kurt Robert Spenser, Nathan Lincoln Tracy 2017-03-28
9364718 Goggles with retroscopic lens angle for enhanced forward vision Nathan Lincoln Tracy, Robert Allen Canales, Kurt Robert Spenser 2016-06-14