DB

Donald Bernard Bivens

EA E.I. Du Pont De Nemours And: 5 patents #3 of 533Top 1%
📍 Kennett Square, PA: #1 of 28 inventorsTop 4%
🗺 Pennsylvania: #61 of 4,367 inventorsTop 2%
Overall (1997): #4,680 of 185,788Top 3%
5
Patents 1997

Issued Patents 1997

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5672293 Hydrofluorocarbon compositions Barbara Haviland Minor, Brooks Shawn Lunger 1997-09-30
5662825 Use of 1,1,1,3,3,3-Hexafluoropropane in centrifugal compressors Richard E. Fernandez, Mark Brandon Shiflett, Tuneen Chisolm-Carter 1997-09-02
5648017 Azeotropic and azeotrope-like compositions of 1,1,2,2-tetrafluoroethane and (iso) butane Philip L. Bartlett, Brooks Shawn Lunger, Akimichi Yokozeki 1997-07-15
5635099 Near-azeotropic blends for use as refrigerants with pentafluoroethane, trifluoroethane, and tetrafluoroethane Mark Brandon Shiflett, Akimichi Yokozeki 1997-06-03
5616276 Azeotrope-like refrigerants with chlorodifluoromethane, pentafluoroethane, and C.sub.2 -C.sub.4 hydrocarbon Mark Brandon Shiflett, Akimichi Yokozeki 1997-04-01