Patents/Inventors

Brad S. Veldkamp

Allison Park, PAUS5 patents

5 Patents

US125035432025
Curable Photochromic Polycarbodiimide Compositions
Transitions Optical, Ltd.
0 cites
US123604012025
Photochromic Film Laminate
Transitions Optical, Ltd.
0 cites
US123198622025
Method for Preparing a Coated Article
Transitions Optical, Ltd.
0 cites
US122471682025
Curable Photochromic Compositions Including an Oxazoline Functional Material
Transitions Optical, Ltd.
0 cites
US121630452024
Photochromic Composition with Polyol and Poly(anhydride)
Transitions Optical, Ltd.
0 cites