Inventor · Acton, MA, US

Johan Van Walsem

4Patents
3h-index
6Co-inventors
43Inventor score

Filing activity: Jul 23, 2003 → Nov 14, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7252980B2 Polymer extraction methods Chemistry; Metallurgy 16 Expired
US7576173B2 Single solvent polymer extraction methods Chemistry; Metallurgy 5 Active
US7713720B2 Polymer extraction methods Chemistry; Metallurgy 4 Active
US11326191B2 Process for purification of malonic acid from fermentation broth Chemistry; Metallurgy 0 Active

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