Inventor · Niedernhausen, DE

Michael Hoffmockel

24Patents
9h-index
28Co-inventors
75Inventor score

Filing activity: Dec 30, 1993 → Apr 7, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5608030A Process for the preparation of polyacetals Performing Operations; Transporting 25 Expired
US5587449A Process for the preparation of polyacetal copolymers Chemistry; Metallurgy 21 Expired
US7301055B2 Process for removing methanol from formaldehyde-containing solutions Emerging Cross-Sectional Technologies 19 Expired
US7534922B2 Processes for the manufacture of acetals Emerging Cross-Sectional Technologies 13 Expired
US7812110B2 Process for preparation of oxymethylene polymers, selected polymers, and their use Chemistry; Metallurgy 12 Active
US5962623A Process for the preparation of polyacetal copolymers Chemistry; Metallurgy 12 Expired
US7943726B2 Process for preparation of oxymethylene polymers in a homogeneous phase, and use Chemistry; Metallurgy 12 Active
US7906594B2 Process for preparation of polymer blends composed of polyoxymethylenes and of thermoplastic elastomers Emerging Cross-Sectional Technologies 10 Active
US5508448A Process for the preparation of trioxane Chemistry; Metallurgy 10 Expired
US6306940A Colorant concentrates for dyeing polyoxymethylene moulding materials Chemistry; Metallurgy 7 Expired
US7001959B2 Polyoxymethylene copolymers, their preparation and use Chemistry; Metallurgy 7 Expired
US7902324B2 Initiator Chemistry; Metallurgy 4 Active
US6124480A Process for preparing trioxane Chemistry; Metallurgy 3 Expired
US8133966B2 Oxymethylene copolymers and the use thereof and process for the preparation of oxymethylene copolymers Chemistry; Metallurgy 2 Active
US8202964B2 Initiator Chemistry; Metallurgy 2 Active
US9469624B2 Integrated process for producing cyclic acetals and oxymethylene polymers Emerging Cross-Sectional Technologies 2 Active
US8481671B2 Oxymethylene polymers and process for the preparation thereof Chemistry; Metallurgy 1 Active
US5872263A Process for separating formaldehyde and trioxane Chemistry; Metallurgy 1 Expired
US8188211B2 Oxymethylene polymers, process for the preparation thereof and use thereof Chemistry; Metallurgy 1 Active
US9163120B2 Initiator Chemistry; Metallurgy 0 Active
US8993709B2 Process for producing oxymethylene polymers Chemistry; Metallurgy 0 Active
US8742065B2 Oxymethylene polymers, process for the preparation thereof and use thereof Chemistry; Metallurgy 0 Active
US8691936B2 Initiator Chemistry; Metallurgy 0 Active
US5508449A Process for the preparation of trioxane Chemistry; Metallurgy 0 Expired

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