Inventor · disambiguated record
Dalen E. Keys
Also filed as: KEYS DALEN E
10 granted patents·363 citations·filing 1985–2011
91Inventor score
Top patents by PatentIndex Score
10 records- 0193US4942102AHolographic optical elements having a reflection hologram formed in a photopolymerDU PONT·Filed 1989·Granted Jul 17, 1990·185 cites·69 claims
- 0292US7666568B2Composition and method for providing a patterned metal layer having high conductivityDU PONT·Filed 2007·Granted Feb 23, 2010·12 cites·14 claims
- 0390US7582403B2Metal compositions, thermal imaging donors and patterned multilayer compositions derived therefromDU PONT·Filed 2006·Granted Sep 1, 2009·8 cites·10 claims
- 0485US5061024AAmorphous fluoropolymer pellicle filmsDU PONT·Filed 1989·Granted Oct 29, 1991·39 cites·7 claims
- 0584US4965152AHolographic notch filtersDU PONT·Filed 1989·Granted Oct 23, 1990·49 cites·21 claims
- 0676US4636453APhotopolymer films containing microencapsulated sensitometric adjuvantsDU PONT·Filed 1985·Granted Jan 13, 1987·26 cites·23 claims
- 0773US7901596B2Metal compositions, thermal imaging donors and patterned multilayer compositions derived therefromDU PONT·Filed 2009·Granted Mar 8, 2011·5 cites·3 claims
- 0871US8440383B2Metal compositions, thermal imaging donors and patterned multilayer compositions derived therefromBAILEY RICHARD KEVIN·Filed 2011·Granted May 14, 2013·3 cites·11 claims
- 0970US4950567AHolographic optical combiners for head-up displaysDU PONT·Filed 1989·Granted Aug 21, 1990·29 cites·30 claims
- 1045US4755446APhotosensitive compositions containing microcapsules concentrated in surface layerDU PONT·Filed 1987·Granted Jul 5, 1988·7 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Dalen E. Keys files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →