Inventor · Ludwigshafen, DE

Walter Machtle

8Patents
5h-index
38Co-inventors
55Inventor score

Filing activity: Oct 18, 1996 → Sep 25, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6727318B1 Method for producing aqueous polymer dispersions containing colorants Chemistry; Metallurgy 34 Expired
US5990221A Preparation of aqueous polymer dispersions with a bimodal particle-size distribution Chemistry; Metallurgy 27 Expired
US6160049A Emulsion polymerization process with combination macroemulsion and miniemulsion feed streams Chemistry; Metallurgy 20 Expired
US6924035B2 Method for producing polymer coated pigment particles by precipitation Emerging Cross-Sectional Technologies 10 Expired
US6278518A Centrifuging process for sample characterization Physics 6 Expired
US5962554A Use of polymers as assistants in the drying of aqueous polymer dispersions Chemistry; Metallurgy 5 Expired
US6624219B1 Surface active random radical (co)polymer and dispersion method for using the same Chemistry; Metallurgy 3 Expired
US6218468A Preparation of an aqueous polymer dispersion by the free radical aqueous emulsion polymerization method Chemistry; Metallurgy 3 Expired

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