Inventor · Mannheim, DE

Norbert Rieber

62Patents
12h-index
78Co-inventors
87Inventor score

Filing activity: May 21, 1973 → Aug 30, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5859265A Oxidation catalyst, its preparation and oxidation using the oxidation catalyst Chemistry; Metallurgy 76 Expired
US6380119B1 Method for regenerating a zeolitic catalyst Emerging Cross-Sectional Technologies 52 Expired
US5359094A Preparation of glyceryl carbonate Chemistry; Metallurgy 43 Expired
US6727371B2 Method for converting an organic compound with a hydroperoxide Emerging Cross-Sectional Technologies 38 Expired
US6106797A Gauze catalyst based on titanium or vanadium zeolites and inert gauze fabrics for accelerating oxidation reactions Performing Operations; Transporting 33 Expired
US6008389A Oxidation catalyst and process for the production of epoxides from olefines, hydrogen and oxygen using said oxidation catalyst Chemistry; Metallurgy 31 Expired
US6488734B1 Nitrification inhibitors, and the use of polyacids which contain a nitrification inhibitor for the treatment of inorganic fertilizers Emerging Cross-Sectional Technologies 30 Expired
US6710002B2 Method for regenerating a zeolitic catalyst Emerging Cross-Sectional Technologies 30 Expired
US6673950B1 Method for reacting an organic compound with a hydroperoxide Chemistry; Metallurgy 26 Expired
US6139596A Nitrification inhibitors and the use of polyacids to treat mineral fertilizers containing a nitrification inhibitor Emerging Cross-Sectional Technologies 24 Expired
US6518441B2 Method for oxidizing an organic compound containing at least one C-C double bond Emerging Cross-Sectional Technologies 23 Expired
US6479680B1 Method for reacting an organic compound with a hydroperoxide Chemistry; Metallurgy 22 Expired
US6491861B1 Process for production of a zeolite-containing molding Chemistry; Metallurgy 12 Expired
US6348607B1 Method for oxidizing an organic compound having at least one C-C double bond Emerging Cross-Sectional Technologies 10 Expired
US4673429A Nitrification-inhibiting 1-hydroxypyrazole derivatives Emerging Cross-Sectional Technologies 8 Expired
US4764527A Hydroxypyrazole derivatives, composition containing them and their use against microorganisms Chemistry; Metallurgy 8 Expired
US5972064A Use of low-volatility pyrazole derivatives having hydrophilic groups as nitrification inhibitors Emerging Cross-Sectional Technologies 6 Expired
US6087538A Addition reaction of hydroxyl-containing compounds with alkynes or allenes Chemistry; Metallurgy 6 Expired
US6881853B2 Method for producing propylene oxide Emerging Cross-Sectional Technologies 6 Expired
US6849162B2 Method for the production of propylene oxide Emerging Cross-Sectional Technologies 5 Expired
US6756503B2 Method for the production of propylene oxide Emerging Cross-Sectional Technologies 5 Expired
US4189434A Polycyclic nitrogen-containing compounds Chemistry; Metallurgy 5 Expired
US6802882B2 Nitrification inhibitors, and the use of polyacids which contain a nitrification inhibitor for the treatment of inorganic fertilizers Emerging Cross-Sectional Technologies 5 Expired
US6239315A Single-step method for producing glycol monoethers from olefins Performing Operations; Transporting 5 Expired
US4404359A Preparation of polyphenylene ethers Chemistry; Metallurgy 4 Expired

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