Philippe Bugnon
43Patents
9h-index
46Co-inventors
75Inventor score
Filing activity: Dec 7, 1987 → Jun 4, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5482547A | Silane-coated organic pigments | Chemistry; Metallurgy | 22 | Expired |
| US4880472A | Organic pigments coated with metal oxides | Chemistry; Metallurgy | 18 | Expired |
| US5274010A | Process for warp-free pigmenting of polyolefins | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4889562A | Organic pigments coated with crosslinked ethyl cellulose | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6896726B2 | Surface-treated organic pigments | Chemistry; Metallurgy | 12 | Expired |
| US5095122A | Diketopyrrolopyrrole pigments in platelet form | Chemistry; Metallurgy | 11 | Expired |
| US5401780A | Acrylic polymer coated organic pigments | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5858080A | Bismuth vanadate pigments | Chemistry; Metallurgy | 10 | Expired |
| US4808230A | Organic pigments coated with metal oxides fixed with ethyl cellulose | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6288142A | Process for warp-free pigmenting of polyolefins | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5271769A | Method of improving storage stability of pigments | Chemistry; Metallurgy | 6 | Expired |
| US8270063B2 | Encapsulated dispersions comprising electrophoretically mobile organic colorants | Chemistry; Metallurgy | 6 | Active |
| US5522925A | Organic pigments coated with Zr or Ti phosphate complexes | Chemistry; Metallurgy | 6 | Expired |
| US4865650A | Novel compositions based on tetrachloroisoindolinone pigments | Chemistry; Metallurgy | 6 | Expired |
| US4764217A | Novel compositions based on isoindoline pigments | Chemistry; Metallurgy | 6 | Expired |
| US4863522A | Novel compositions based on C.I. Pigment Red 177 | Chemistry; Metallurgy | 6 | Expired |
| US5641350A | Organic pigments coated with metal phosphate complexes and amines | Chemistry; Metallurgy | 5 | Expired |
| US6180694A | Process for warp-free pigmenting of polyolefins | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6827775B2 | Rheology improvers and pigment compositions having improved rheology | Chemistry; Metallurgy | 5 | Expired |
| US6258158A | Process for pigmenting porous metal oxides and materials pigmented therewith | Chemistry; Metallurgy | 4 | Expired |
| US7374609B2 | Optically variable pigments having an asymmetrical layer structure | Chemistry; Metallurgy | 3 | Expired |
| US6890380B2 | Conditioning of organic pigments | Chemistry; Metallurgy | 3 | Expired |
| US9403987B2 | Charged particles | Physics | 2 | Active |
| US6790884B2 | Warp-free pigment compositions comprising diaryldiketopyrrolo[3,4-c]pyrroles | Chemistry; Metallurgy | 2 | Expired |
| US5685901A | Pigment composition of a modified diketopyrrolopyrrole and an aminoalkyl acrylate resin | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.