RG

Roy F. Gratz

NASA: 5 patents #220 of 3,881Top 6%
📍 Fredericksburg, VA: #33 of 540 inventorsTop 7%
🗺 Virginia: #4,439 of 34,511 inventorsTop 15%
Overall (All Time): #762,952 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5861540 Substituted 1,1,1-triaryl-2,2,2-trifuoroethanes and processes for their synthesis William B. Alston 1999-01-19
5334733 Substituted 1,1,1-triaryl-2,2,2-trifluoroethanes and processes for their synthesis William B. Alston 1994-08-02
5011955 Substituted 1,1,1-triaryl-2,2,2-trifluoroethanes and processes for their synthesis William B. Alston 1991-04-30
4912238 Substituted 1,1,1-triaryl-2,2,2-trifluoroethanes and processes for their synthesis William B. Alston 1990-03-27
4885116 Substituted 1,1,1-triaryl-2,2,2-trifluoroethanes and processes for their synthesis William B. Alston 1989-12-05
4845167 Condensation polyimides containing 1,1,1-triaryl-2,2,2-trifluoroethane structures William B. Alston 1989-07-04
4758380 Substituted 1,1,1-triaryl-2,2,2-trifluoroethanes and processes for their synthesis William B. Alston 1988-07-19