Inventor · Kevelaer, DE

Helmut Winzer

3Patents
3h-index
3Co-inventors
36Inventor score

Filing activity: May 2, 1983 → Mar 18, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4529477A Process for the manufacture of printed circuit boards Electricity 23 Expired
US4687838A Process for preparing pulverulent coating composition based upon polyamide having at least 10 aliphatically bound carbon atoms per carbonamide group Chemistry; Metallurgy 9 Expired
US4689364A Process for preparing polyamide based, titanium dioxide pigmented pulverulent coating compositions having at least ten aliphatically bound carbon atoms per carbonamide group Chemistry; Metallurgy 8 Expired

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