Laurent Germanaud
34Patents
9h-index
53Co-inventors
78Inventor score
Filing activity: Aug 20, 1985 → Jun 17, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5618862A | Preparation of bitumen/polymer compositions and use thereof | Chemistry; Metallurgy | 35 | Expired |
| US5756565A | Non-gellable bitumen/polymer compositions | Chemistry; Metallurgy | 27 | Expired |
| US5605946A | Process for the preparation of bitumen-polymer compositions, application of the compositions obtained to the production of coatings and polymer master solution for obtaining the same compositions | Chemistry; Metallurgy | 22 | Expired |
| US6511520B1 | Additive for fuel oiliness | Chemistry; Metallurgy | 20 | Expired |
| US5055213A | Additives to lubricants resulting from the condensation of an alkylene polyamine with a copolymer containing vicinal carboxylic groups | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US8097570B2 | Lubricating composition for hydrocarbonated mixtures and products obtained | Chemistry; Metallurgy | 14 | Active |
| US6113661A | Fuel composition for diesel engines containing oxygenated compounds | Chemistry; Metallurgy | 11 | Expired |
| US4832859A | Lubricants and new polyfluorinated compounds which can be used as additives | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US7374589B2 | Fuel with low sulphur content for diesel engines | Chemistry; Metallurgy | 10 | Expired |
| US5883162A | Process for the preparation of elastomer/bitumen compositions and their application as road surfacings | Chemistry; Metallurgy | 9 | Expired |
| US4859357A | Polyfluorinated compounds, their preparation and their use as lubricant additives | Chemistry; Metallurgy | 9 | Expired |
| US4986924A | Polymeric compounds especially useful as additives to lubricants and compositions containing said compounds | Chemistry; Metallurgy | 9 | Expired |
| US6083287A | Detergent and anti-corrosive additive for fuels and fuel composition | Chemistry; Metallurgy | 8 | Expired |
| US6592639B2 | Fuel with low sulphur content for diesel engines | Chemistry; Metallurgy | 8 | Expired |
| US4704229A | Surface-active compounds of the sulfobetaines family, their manufacture and use, particularly for enhanced oil recovery | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5804619A | Elastomer functionalized by grafted carboxyl or ester groups and its application to the production of functionalized elastomer/bitumen compositions which can be used for the preparation of coatings | Chemistry; Metallurgy | 6 | Expired |
| US5874492A | Process for the preparation of bitumen-polymer compositions, application of the compositions obtained to the production of coatings and polymer master solution for obtaining the said compositions | Chemistry; Metallurgy | 5 | Expired |
| US5062977A | Sulphur-containing additives to lubricants with antiwear and extreme-pressure effect and the processes for their preparation and compositions containing the said additives | Chemistry; Metallurgy | 4 | Expired |
| US7326262B2 | Multifunctional additive compositions enabling middle distillates to be operable in cold conditions | Chemistry; Metallurgy | 2 | Expired |
| US9587193B2 | Additives for improving the resistance to wear and to lacquering of diesel or biodiesel fuels | Chemistry; Metallurgy | 2 | Active |
| US11066589B2 | Use of biodegradable hydrocarbon fluids as drilling fluids | Emerging Cross-Sectional Technologies | 2 | Active |
| US10435634B2 | Process for the production of biodegradable hydrocarbon fluids | Emerging Cross-Sectional Technologies | 2 | Active |
| US5269954A | Nitrogenous additives with an antioxidant action and lubricating compositions containing the said additives | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US5021175A | Additives to lubricating oils having extreme pressure, antiwear and antioxidant effects, process for preparation thereof and lubricating compositions containing said additives | Chemistry; Metallurgy | 1 | Expired |
| US11834384B2 | Preparation of olefin by alcohol dehydration, and uses thereof for making polymer, fuel or fuel additive | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.