JI

Joseph A. Check, III

RI Research Frontiers Incorporated: 6 patents #4 of 15Top 30%
📍 Massapequa, NY: #13 of 190 inventorsTop 7%
🗺 New York: #20,336 of 115,490 inventorsTop 20%
Overall (All Time): #763,973 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5728251 Light modulating film of improved UV stability for a light valve 1998-03-17
5516463 Method of making light-polarizing particles Steven M. Slovak, Robert Ian Thompson 1996-05-14
5467217 Light valve suspensions and films containing UV absorbers and light valves containing the same Robert L. Saxe, Robert Ian Thompson, Matthew Forlini, Steven M. Slovak 1995-11-14
5463491 Light valve employing a film comprising an encapsulated liquid suspension, and method of making such film 1995-10-31
5463492 Light modulating film of improved clarity for a light valve 1995-10-31
5461506 Light valve suspensions containing a trimellitate or trimesate and light valves containing the same Robert L. Saxe, Robert Ian Thompson 1995-10-24
5093041 Light-polarizing material based on ethylenediamine polyacetic acid derivatives Robert L. Saxe 1992-03-03