Philippe Coszach
15Patents
3h-index
20Co-inventors
56Inventor score
Filing activity: Jan 13, 2003 → Apr 18, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6800767B2 | Method for purifying cyclic esters | Chemistry; Metallurgy | 8 | Expired |
| US7488783B2 | Method for the production of polyactide from a solution of lactic acid or one of the derivatives thereof | Chemistry; Metallurgy | 3 | Expired |
| US8431683B2 | Chemical recycling of PLA by hydrolysis | Emerging Cross-Sectional Technologies | 3 | Active |
| US8592609B2 | Method for obtaining lactide | Chemistry; Metallurgy | 3 | Active |
| US8481675B2 | Chemical recycling of PLA by alcoholysis | Emerging Cross-Sectional Technologies | 2 | Active |
| US8614338B2 | Method for stereospecifically recycling a PLA polymer mixture | Emerging Cross-Sectional Technologies | 2 | Active |
| US8426615B2 | Method of obtaining lactide | Chemistry; Metallurgy | 1 | Active |
| US11306332B2 | Method for simultaneously producing lactic acid and alcohol or biogas from cereals | Emerging Cross-Sectional Technologies | 0 | Active |
| US9573925B2 | Process for recovering and improving production of meso-lactide from a crude lactide containing stream | Performing Operations; Transporting | 0 | Active |
| US8431677B2 | Purification of a conventional polymer flow contaminated with PLA | Emerging Cross-Sectional Technologies | 0 | Active |
| US8471062B2 | Method of purifying lactic acid by crystallization | Chemistry; Metallurgy | 0 | Active |
| US10604470B2 | Method for purifying an aqueous lactic acid solution | Chemistry; Metallurgy | 0 | Active |
| US10058795B2 | Process and apparatus for purification of a stream containing a cyclic ester of an alpha-hydroxycarboxylic acid | Performing Operations; Transporting | 0 | Active |
| US9777109B2 | Process for producing polylactide | Chemistry; Metallurgy | 0 | Active |
| US9249253B2 | Polylactide-urethane copolymers | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.