Walter Navarrini
50Patents
10h-index
35Co-inventors
78Inventor score
Filing activity: Nov 7, 1988 → Aug 4, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5710345A | Floorinated polymers and copolymers containing cyclic structures | Chemistry; Metallurgy | 34 | Expired |
| US5498682A | Perfluorodioxoles, the preparation process thereof, and homopolymers and copolymers obtained therefrom | Chemistry; Metallurgy | 24 | Expired |
| US5646223A | Perfluorodioxoles, the preparation process thereof, and homopolymers and copolymers therefrom | Chemistry; Metallurgy | 20 | Expired |
| US6335408B1 | Copolymers of perfluorodioxoles | Chemistry; Metallurgy | 18 | Expired |
| US6469185B1 | Perfluorodioxoles | Chemistry; Metallurgy | 16 | Expired |
| US5589557A | Fluorinated polymers and copolymers containing cyclic structures | Chemistry; Metallurgy | 16 | Expired |
| US5902857A | Fluoroelastomeric compositions | Chemistry; Metallurgy | 16 | Expired |
| US5235074A | Halogenated 1,3-dioxolanes | Chemistry; Metallurgy | 14 | Expired |
| US5225576A | Process for preparing halogenated 1,3-dioxolanes | Chemistry; Metallurgy | 11 | Expired |
| US5441655A | Phosphazene derivatives and use of same as stabilizers for oils and greases based on perfluoropolyethers | Chemistry; Metallurgy | 11 | Expired |
| US5495028A | Perfluorodioxoles, the preparation process thereof, and homopolymers and copolymers obtained therefrom | Chemistry; Metallurgy | 9 | Expired |
| US5296617A | Process for preparing 1,3-dioxoles | Chemistry; Metallurgy | 7 | Expired |
| US6300526A | Hydro-fluoroalkylvinylethers and process for obtaining them | Chemistry; Metallurgy | 7 | Expired |
| US5374770A | Process for preparing perfluoroalkoxysulphonic compounds | Electricity | 4 | Expired |
| US5241110A | Process for preparing perfluoroalkoxysulphonic compounds | Electricity | 4 | Expired |
| US5648560A | Process for preparing perhaloethers from perhaloolefins and new perhaloethers so obtained | Chemistry; Metallurgy | 4 | Expired |
| US5705668A | Phosphazene derivatives and use of same as stabilizers for oils and greases based on perfluoropolyethers | Chemistry; Metallurgy | 3 | Expired |
| US5245054A | Process for the dehalogenation of 1,3-dioxolanes | Chemistry; Metallurgy | 3 | Expired |
| US7081440B2 | Additives for perfluoropolyether oils | Chemistry; Metallurgy | 3 | Expired |
| US5103051A | Process for preparing perfluoroalkenyl-sulfonil fluorides | Chemistry; Metallurgy | 2 | Expired |
| US5877357A | Process for preparing perhaloethers from perhaloolefins and new perhaloethers thereby obtained | Chemistry; Metallurgy | 2 | Expired |
| US5196595A | Polyperfluoroaminoethers | Chemistry; Metallurgy | 2 | Expired |
| US5399779A | Process for preparing perfluoro-2-methyl-4-methoxypentane | Chemistry; Metallurgy | 2 | Expired |
| US4874875A | Perfluoro-amino-oxaziridines | Chemistry; Metallurgy | 2 | Expired |
| US8648217B2 | Modification of carbonaceous materials | Chemistry; Metallurgy | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.