Inventor · Dormagen, DE

Thomas Knauf

57Patents
8h-index
55Co-inventors
81Inventor score

Filing activity: Jul 31, 1991 → Apr 14, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6759497B2 Modified polymers with a high proportion of cis-position double bonds Chemistry; Metallurgy 65 Expired
US5412045A Preparation of high cis-1,4-polybutadiene with reduced gel Chemistry; Metallurgy 22 Expired
US5428119A Process for polybutadiene production using catalyst with high activity Chemistry; Metallurgy 21 Expired
US7326816B2 Process for the production of nitrobenzene Chemistry; Metallurgy 17 Active
US5397851A Process for cis-1,4-polybutadiene production with reduced gel formation Chemistry; Metallurgy 15 Expired
US5220045A Process for the production of metal carboxylates and their use for the polymerization of monomers suitable for Ziegler-Natta polymerization Chemistry; Metallurgy 13 Expired
US7344650B2 Process for the working-up of waste waters containing aromatic nitro compounds Emerging Cross-Sectional Technologies 13 Expired
US7781624B2 Process for the preparation of nitrobenzene by adiabatic nitration Chemistry; Metallurgy 9 Active
US7763759B2 Continuous process for the manufacture of nitrobenzene Chemistry; Metallurgy 8 Active
US9364810B2 Chemical reactor with knitted wire mesh fabric as a holding device for particles Emerging Cross-Sectional Technologies 7 Active
US10125091B2 Process for preparation of di- and polyamines of the diphenylmethane series Chemistry; Metallurgy 6 Active
US6521720B2 Continuous process for producing elastomers Chemistry; Metallurgy 6 Expired
US5494983A Method for anionic polymerization of acrylic and methacrylic acid derivatives and acrylonitrile methacrylonitrile using resonance stabilized anions Chemistry; Metallurgy 5 Expired
US9815769B2 Process for the preparation of di- and polyamines from the diphenylmethane series Chemistry; Metallurgy 5 Active
US6492476B1 Catalyst based on rare earth metal compounds Chemistry; Metallurgy 5 Expired
US10125090B2 Process for preparation of di- and polyamines of the diphenylmethane series Chemistry; Metallurgy 4 Active
US6583246B2 Modifiers for anionic polymerization Chemistry; Metallurgy 3 Expired
US9260377B2 Method for producing nitrobenzene by adiabatic nitriding Chemistry; Metallurgy 3 Active
US9284256B2 Process for the production of nitrobenzene by adiabatic nitration Chemistry; Metallurgy 2 Active
US5453473A Reduced fouling in process for production of EP Chemistry; Metallurgy 2 Expired
US6350833B1 Method for the suspension polymerization of conjugated dienes Chemistry; Metallurgy 2 Expired
US9227909B2 Method for the continuous production of nitrobenzene Chemistry; Metallurgy 2 Active
US9012700B2 Method for continuous production of nitrobenzene Chemistry; Metallurgy 1 Active
US10023524B2 Process for producing nitrobenzene Performing Operations; Transporting 1 Active
US9796669B2 Process for preparing isocyanates Chemistry; Metallurgy 1 Active

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