Paul Nicholas Ewing
16Patents
4h-index
24Co-inventors
52Inventor score
Filing activity: Sep 25, 1995 → Sep 4, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6034288A | Process for vaporization of halocarbons | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6127586A | Production of pentafluoroethane | Chemistry; Metallurgy | 6 | Expired |
| US6767394B2 | Dye composition | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5744660A | Products of tetrafluorothanes | Chemistry; Metallurgy | 5 | Expired |
| US6437201B1 | Production of hydrofluoroalkanes | Chemistry; Metallurgy | 4 | Expired |
| US6407297B1 | Preparation of fluorine-containing organic compounds | Chemistry; Metallurgy | 4 | Expired |
| US6555086B2 | Hydrogen fluoride recovery process | Chemistry; Metallurgy | 3 | Expired |
| US6270742A | Hydrogen fluoride recovery process | Chemistry; Metallurgy | 3 | Expired |
| US6111151A | Removal of water from process streams | Chemistry; Metallurgy | 3 | Expired |
| US6660130B2 | Apparatus for vaporization of liquids | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6660893B2 | Hydrogen fluoride recovery process | Chemistry; Metallurgy | 3 | Expired |
| US5763707A | Production of pentafluoroethane | Chemistry; Metallurgy | 2 | Expired |
| US5962753A | Process for the manufacture of pentafluoroethane | Chemistry; Metallurgy | 2 | Expired |
| US5928479A | Process for the purification of pentafluoroethane | Chemistry; Metallurgy | 1 | Expired |
| US6288292A | Process and apparatus for vaporization of halocarbons | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5898088A | Production of pentafluoroethane | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.