Inventor · Bad Dürkheim, DE

Frank Hoefer

12Patents
3h-index
25Co-inventors
52Inventor score

Filing activity: Sep 2, 2003 → Mar 25, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US7666813B2 Absorption medium and deacidification of fluid streams Emerging Cross-Sectional Technologies 27 Expired
US7119224B2 Preparation of (METH) acrylic acid and (METH) acrylic esters Chemistry; Metallurgy 7 Expired
US8318970B2 Process for preparing (meth)acrylates of C10-alcohol mixtures Chemistry; Metallurgy 3 Active
US7750100B2 Catalytic process for preparing (meth)acrylates from N-hydroxyalkylated lactams Chemistry; Metallurgy 2 Active
US7993886B2 Catalyzed preparation of (meth)acrylates of N-hydroxyalkylated amides Chemistry; Metallurgy 2 Active
US8026374B2 Process for preparing (meth)acrylic esters of N-hydroxyalkylated imidazoles Chemistry; Metallurgy 1 Active
US7560590B2 Rectificative separation of an acrylic acid-containing liquid Chemistry; Metallurgy 0 Active
US7700804B2 Process for transferring heat to a liquid mixture comprising at least one (meth)acrylic monomer Mechanical Engineering; Lighting; Heating 0 Active
US8367788B2 Catalytic process for preparing (meth)acrylic esters of N-hydroxyalkylated lactams Chemistry; Metallurgy 0 Active
US8476387B2 Catalytic process for preparing (meth)acrylic esters of N-hydroxyalkylated lactams Chemistry; Metallurgy 0 Active
US7674934B2 Stabilizers for use in NVP synthesis Chemistry; Metallurgy 0 Expired
US8263371B2 Catalyzed preparation of (meth)acrylates of N-hydroxyalkylated amides Chemistry; Metallurgy 0 Active

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