Inventor · Remscheid, DE

Udo Hellmann

6Patents
4h-index
10Co-inventors
50Inventor score

Filing activity: Mar 17, 1994 → Jul 13, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6686412B1 Pastes containing matting and structuring agents and coating agents containing said pastes Chemistry; Metallurgy 8 Expired
US5412000A Plastic primer coating of eva, chlorinated polyolefin and epoxy resin Emerging Cross-Sectional Technologies 7 Expired
US6720380B2 Modular system for coating plastics Emerging Cross-Sectional Technologies 5 Expired
US5523336A Aqueous, one-component coating composition and use thereof in processes for repair lacquer coating of plastic substrates Chemistry; Metallurgy 4 Expired
US5700330A Process for cleaning water and organic solvent based lacquer from equipment using a single solvent mixture Chemistry; Metallurgy 2 Expired
US8008394B2 Low-VOC primer for plastic coating Emerging Cross-Sectional Technologies 0 Active

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