Inventor · Hennef (Sieg), DE

Siegfried Hahn

11Patents
5h-index
11Co-inventors
63Inventor score

Filing activity: Aug 21, 1974 → Nov 2, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US4012363A Coating powders on the basis of thermoplastic polyesters Emerging Cross-Sectional Technologies 46 Expired
US4140728A Heat hardenable powder coatings based on polyester resins containing carboxyl groups Emerging Cross-Sectional Technologies 23 Expired
US4054681A Coating powders on the basis of thermoplastic polyesters Chemistry; Metallurgy 17 Expired
US5668242A Polyesters for the bonding of textiles Textiles; Paper 14 Expired
US6918411B2 Ribbon and method for production thereof Textiles; Paper 8 Expired
US5902843A Hot-melt adhesive composition for the coating of interlining material Emerging Cross-Sectional Technologies 5 Expired
US6028162A Adhesion-promoting additive for coatings based on thermoplastic polyesters Emerging Cross-Sectional Technologies 4 Expired
US5677038A Hot-melt adhesive composition for the coating of interlining material Emerging Cross-Sectional Technologies 2 Expired
US7066212B2 Method for producing a woven and a heddle particularly for use thereby Textiles; Paper 2 Expired
US8606983B2 Device and method for manipulating communication messages Electricity 1 Active
US8407388B2 Device and method for manipulating communication messages Electricity 1 Active

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