FW

Francis John Walczak

EA E.I. Du Pont De Nemours And: 4 patents #2,229 of 8,010Top 30%
📍 New Castle, DE: #40 of 179 inventorsTop 25%
🗺 Delaware: #2,150 of 7,163 inventorsTop 35%
Overall (All Time): #1,272,525 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6472574 Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF Velliyur Nott Mallikarjuna Rao 2002-10-29
6388147 Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF Velliyur Nott Mallikarjuna Rao 2002-05-14
6329559 Processes for the production of hexafluoropropene and optionally other halogenated hydrocarbons containing fluorine Allen Capron Sievert, V. N. Mallikarjuna Rao 2001-12-11
5563304 Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF V. N. Mallikarjuna Rao 1996-10-08