Inventor · Gräfenhainichen, DE

Lothar Backer

9Patents
4h-index
17Co-inventors
54Inventor score

Filing activity: Apr 8, 1982 → May 21, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US5089342A Wood or wood product coated with an aqueous, air-drying coating agent Emerging Cross-Sectional Technologies 62 Expired
US5304400A Process for coating heat resistant substrates with two component stoving compositions Chemistry; Metallurgy 27 Expired
US4418174A Process for the preparation of polyesters using mannitol or sorbitol derivatives, mixtures of polyesters and these mannitol or sorbitol derivatives and the use thereof for the production of aqueous stoving lacquers Chemistry; Metallurgy 16 Expired
US4456729A Binders for aqueous stoving lacquers based on polyesters and a process for the production thereof Chemistry; Metallurgy 11 Expired
US6319981A Coating compounds, a process for their production and their use for the production of coatings Chemistry; Metallurgy 4 Expired
US5190932A Microbicidal formulations comprising water dispersible polymers with chemically bonded ammonium groups and fatty acid radicals Textiles; Paper 3 Expired
US7420077B2 Preparation of aliphatic oligocarbonate diols Chemistry; Metallurgy 1 Active
US7317121B2 Preparation of aliphatic oligocarbonate polyols Chemistry; Metallurgy 0 Expired
US7238825B2 Preparation of aliphatic oligocarbonate diols Chemistry; Metallurgy 0 Expired

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