Inventor · Duiven, NL

Marco Ypma

8Patents
3h-index
13Co-inventors
54Inventor score

Filing activity: Feb 19, 1997 → Dec 17, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6140497A Process for preparing a spinnable, isotropic cellulose solution Textiles; Paper 9 Expired
US5804120A Process for making cellulose extrudates Emerging Cross-Sectional Technologies 4 Expired
US6068919A Cellulose fibres and filaments having a high elongation at break Emerging Cross-Sectional Technologies 3 Expired
US6014997A Rubber article containing a reinforcing yarn of cellulose Emerging Cross-Sectional Technologies 2 Expired
US12258541B2 Crumbly phase composition of methylglycine N,N diacetic acid Chemistry; Metallurgy 0 Active
US9409133B2 Assembly for the production of dispersions Performing Operations; Transporting 0 Active
US10836709B2 Process to prepare a solid composition of an amino acid diacetic acid Chemistry; Metallurgy 0 Active
US6156253A Process for preparing cellulose fibers Textiles; Paper 0 Expired

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