DB

David John Van Bramer

EA E.I. Du Pont De Nemours And: 6 patents #1,240 of 8,010Top 20%
📍 Belpre, OH: #6 of 32 inventorsTop 20%
🗺 Ohio: #13,499 of 73,341 inventorsTop 20%
Overall (All Time): #877,422 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6924403 Synthesis of hexafluoropropylene John James Barnes, Kenneth Paul Kelch, Thomas D. Sandbrook 2005-08-02
6156097 CO.sub.2 removable from fluorocarbons by semipermeable membrane William G. O'Brien, Charles Joseph Noelke, Raymond C. Harker 2000-12-05
6123749 Separation of CO.sub.2 from unsaturated fluorinated compounds by semipermeable membrane William G. O'Brien, Charles Joseph Noelke, Raymond C. Harker 2000-09-26
5866727 Tetrafluoroethylene shipping/storage mixtures 1999-02-02
5672784 Synthesis of tetrafluoroethylene Patrick Michael Murphy, Henry Max Schleinitz 1997-09-30
5345013 Safe handling of tetrafluoroethylene Mark Brandon Shiflett, Akimichi Yokozeki 1994-09-06