Inventor · Diepholz, DE

Alfons Bertels

10Patents
1h-index
23Co-inventors
54Inventor score

Filing activity: Aug 15, 1984 → Jan 3, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4563410A Method for the preparation of a planographic printing plate using NiS containing nuclei Physics 21 Expired
US5740489A Apparatus and method for making a lithographic printing plate according to silver salt diffusion transfer processing Physics 1 Expired
US9670337B2 Flame-retardant thermoplastic polyurethane comprising coated metal hydroxides based on aluminum Chemistry; Metallurgy 1 Active
US7147506B2 Flat film conductors comprising thermoplastic polyurethane Chemistry; Metallurgy 1 Expired
US9688841B2 Flame-retardant thermoplastic polyurethane comprising coated metal hydroxides, phosphorus-containing flame retardants and/or hydrotalcite or phyllosilicate Chemistry; Metallurgy 1 Active
US10377880B2 Flame-retardant thermoplastic polyurethane based on polycarbonate diols Chemistry; Metallurgy 0 Active
US11377552B2 Hard-phase-modified thermoplastic polyurethane Chemistry; Metallurgy 0 Active
US9365697B2 Flame-retardant thermoplastic polyurethane based on metal hydroxides and polyesterols Chemistry; Metallurgy 0 Active
US9896578B2 Thermoplastically processable transparent blends of thermoplastic polyurethane and poly(meth)acrylates Chemistry; Metallurgy 0 Active
US12415905B2 Flame-retardant thermoplastic polyurethane Chemistry; Metallurgy 0 Active

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