Inventor record

VAN LEEUWEN JOHANNES

This page previously combined 2different people who filed under the same name. Pick the inventor you're looking for — each profile now covers one disambiguated person.

• 87Johannes Van Leeuwen9 patent records·138 citations·C02F B01D B03D7 on this record
• 91Johannes Gustaaf Ernst Van Leeuwen30 patent records·54 citations·C12N C12Y C12P3 on this record

Inventor identities via PatentsView disambiguation — see methodology.