Inventor · Mâcon, FR

Charles Duval

6Patents
0h-index
8Co-inventors
34Inventor score

Filing activity: Apr 28, 2008 → Nov 27, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US10111917B2 Method for preparing purified extracts of harpagophytum procumbens Human Necessities 0 Active
US9487552B2 Method for preparing an extract of centella asiatica Human Necessities 0 Active
US8664185B2 Method for preparing polyphenol extracts from spinach leaves Human Necessities 0 Active
US11160296B2 Deacidified cranberry juice and process for preparing same Human Necessities 0 Active
US12016957B2 Process for extracting substances of interest Human Necessities 0 Active
US9492489B2 Uses of hibiscus, in particular pharmaceutical uses Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.