P

Inventor

SMOTHERS WILLIAM K

US18 patents

Patents

18 patents
US4942112AJul 17, 1990

Photopolymerizable compositions and elements for refractive index imaging

DU PONT169 citations98
US5236808AAug 17, 1993

Visible photosensitizers for photopolymerizable compositions

DU PONT57 citations96
US4917977AApr 17, 1990

Visible sensitizers for photopolymerizable compositions

DU PONT78 citations96
US4942102AJul 17, 1990

Holographic optical elements having a reflection hologram formed in a photopolymer

DU PONT185 citations95
US4959283ASep 25, 1990

Dry film process for altering wavelength response of holograms

DU PONT67 citations94
US5484927AJan 16, 1996

Visible dye photosensitizers derived from tropinone

DU PONT23 citations92
US5332819AJul 26, 1994

Photobleachable initiator systems

DU PONT34 citations92
US5260149ANov 9, 1993

Photopolymerizable compositions in elements for hologram imaging

DU PONT26 citations92
US5256520AOct 26, 1993

Visible photosensitizers for photopolymerizable compositions

DU PONT22 citations92
US5098803AMar 24, 1992

Photopolymerizable compositions and elements for refractive index imaging

DU PONT39 citations92
US4994347AFeb 19, 1991

Storage stable photopolymerizable composition and element for refractive index imaging

DU PONT45 citations92
US4965152AOct 23, 1990

Holographic notch filters

DU PONT49 citations92
US4959284ASep 25, 1990

Holographic photopolymer compositions and elements containing a ring-opening monomer

DU PONT47 citations90
US5147758ASep 15, 1992

Red sensitive photopolymerizable compositions

DU PONT45 citations89
US5024909AJun 18, 1991

Dry film process for altering wavelength response of holograms

DU PONT35 citations89
US4950567AAug 21, 1990

Holographic optical combiners for head-up displays

DU PONT29 citations89
US5204467AApr 20, 1993

Visible photosensitizers for photopolymerizable compositions

DU PONT20 citations82
US5217846AJun 8, 1993

Photobleachable initiator systems

DU PONT10 citations74