Inventor · Wiesloch, DE

Manfred Biermann

24Patents
14h-index
70Co-inventors
84Inventor score

Filing activity: Apr 4, 1983 → Jan 14, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US4900721A Disinfectants and their use for disinfecting the skin and mucous membrane Human Necessities 163 Expired
US5374716A Process for the production of surface active alkyl glycosides Chemistry; Metallurgy 101 Expired
US4748158A Alkyl glycosides as potentiating agents in antiseptic, disinfecting and cleaning preparations to increase microbicidal activity Human Necessities 70 Expired
US5576425A Process for the direct production of alkyl glycosides Chemistry; Metallurgy 64 Expired
US4920100A Alkyl gylcosides as potentiating agents in antiseptic compositions Human Necessities 33 Expired
US4820436A Detergents for low laundering temperatures Chemistry; Metallurgy 30 Expired
US4732704A Manual dishwashing liquid detergent containing fatty alkylmonogluside Chemistry; Metallurgy 28 Expired
US5138046A Process for preparing alkylglucoside compounds from oligo- and/or polysaccharides Emerging Cross-Sectional Technologies 27 Expired
US5484531A Process for the removal of inorganic salts Performing Operations; Transporting 24 Expired
US4839098A Liquid detergent Chemistry; Metallurgy 24 Expired
US6352737B1 Use of nanoscale sterols and sterol esters Human Necessities 23 Expired
US6277359A Deodorizing formulation Human Necessities 19 Expired
US4888325A Controlling plant pests with compositions containing alkyl glycoside Emerging Cross-Sectional Technologies 18 Expired
US4889925A Process for the purification of alkyl glycosides, products obtainable by this process and their use Chemistry; Metallurgy 17 Expired
US5500155A Detergent mixtures of fatty acid isethionate salts and fatty alcohols Human Necessities 14 Expired
US7405063B2 Biooxidation capabilities of Candida sp Chemistry; Metallurgy 10 Expired
US4820517A Process for obtaining a pepper extract with insecticidal activity Emerging Cross-Sectional Technologies 6 Expired
US5108585A Flotation of non-sulfidic ore with a glycosidic collector Performing Operations; Transporting 6 Expired
US5523432A Process for the production of quaternary ammonium salts of fatty acid hydroxyalkanesulfonic acids Chemistry; Metallurgy 4 Expired
US6394230B1 Sterol esters as food additives Emerging Cross-Sectional Technologies 3 Expired
US4451261A Preparation of lubricating agents for leathers and furs Chemistry; Metallurgy 3 Expired
US4925559A Use of derivatives of tricyclo-(5.2.1.02,6)-dec-3-ene as frothers in the flotation of coal and ores Performing Operations; Transporting 2 Expired
US6713466B2 Processes for preparing sterol esters Emerging Cross-Sectional Technologies 2 Expired
US7387786B2 Food additive compositions containing sterol esters, solubilizing agents, dispersants and antioxidants Emerging Cross-Sectional Technologies 1 Expired

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