Inventor · Pratteln, CH

Robert W. Lang

19Patents
4h-index
18Co-inventors
49Inventor score

Filing activity: Oct 7, 1985 → Nov 15, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US4847258A Substituted benzoylphenylureas compounds useful as pesticides Human Necessities 123 Expired
US4705801A Production for producing 3-cyano-4-phenyl indoles and intermediates Chemistry; Metallurgy 52 Expired
US4785004A Aromatic thioethers Chemistry; Metallurgy 15 Expired
US5003074A N-fluorinated sulfonamides Chemistry; Metallurgy 6 Expired
US5149717A Alkanophenones useful for treating allergies Chemistry; Metallurgy 4 Expired
US4808572A .alpha.-Hydroxy thioethers Human Necessities 4 Expired
US4692536A Process for the preparation of hemiaminals, and the use thereof Chemistry; Metallurgy 4 Expired
US4892962A Process for the preparation of 2,2-difluoropent-4-enoic acids and acid derivatives Chemistry; Metallurgy 3 Expired
US4868202A Pesticidal compositions containing 3-phenylpyrrole derivatives Chemistry; Metallurgy 2 Expired
US4914196A Complexes containing optically active sugar ligands, a process for their preparation and their use Chemistry; Metallurgy 2 Expired
US4759881A Process for the preparation of trifluorodichloroethyl-substituted acids and zinc compounds Chemistry; Metallurgy 2 Expired
US4826965A Metal complexes containing optically active sugar ligands, a process for their preparation and their use as chiral reactants for synthesis of alcohols and amines Chemistry; Metallurgy 2 Expired
US5108482A N-phenylpyrrolidines Chemistry; Metallurgy 2 Expired
US5032606A Novel fluorinated resorcinol ethers and their use as anti-allergics and anti-inflammatories Chemistry; Metallurgy 1 Expired
US4734516A Process for the preparation of partially halogenated 1-propanols Chemistry; Metallurgy 1 Expired
US4822919A Novel production processes Chemistry; Metallurgy 1 Expired
US4670604A Novel fluorinated resorcinol ethers Chemistry; Metallurgy 0 Expired
US4820726A Oxaloamino substituted fluorinated resorcinol ethers and anti-allergic and anti-inflammatory use thereof Chemistry; Metallurgy 0 Expired
US4886879A Process for the preparation of trifluorodichloroethyl-substituted acids and zinc compounds Chemistry; Metallurgy 0 Expired

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