Inventor · Bischofswerda, DE

Thomas Ruhl

39Patents
8h-index
65Co-inventors
78Inventor score

Filing activity: Apr 16, 1984 → Dec 3, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5936126A Process for reacting an organic compound in the presence of a supported ruthenium catalyst Chemistry; Metallurgy 40 Expired
US6248924A Process for reacting an organic compound in the presence of a supported ruthenium catalyst Performing Operations; Transporting 28 Expired
US5773657A Hydrogenation of aromatic compounds in which at least one amino group is bonded to an aromatic nucleus Performing Operations; Transporting 25 Expired
US4999778A Method and apparatus for determining slip thresholds for a propulsion slip control system of a motor vehicle Performing Operations; Transporting 16 Expired
US6121188A Fixed-bed Raney metal catalyst, its preparation and the hydrogenation of polymers using this catalyst Performing Operations; Transporting 16 Expired
US6388149B2 Process for reacting an organic compound in the presence of a supported ruthenium catalyst Performing Operations; Transporting 15 Expired
US5902916A Process for reacting an organic compound in the presence of a ruthenium catalyst formed in situ Emerging Cross-Sectional Technologies 13 Expired
US5942645A Hydrogenation of aromatic compounds in which at least one hydroxyl group is bonded to an aromatic ring Chemistry; Metallurgy 12 Expired
US4745999A Clutch operating cylinder for a pressure-medium operated clutch Mechanical Engineering; Lighting; Heating 8 Expired
US4541369A Cooling apparatus for combustion engine Mechanical Engineering; Lighting; Heating 5 Expired
US5783706A Process for the preparation of 1,3-disubstituted imidazolidinones Chemistry; Metallurgy 4 Expired
US5962700A Butyrolactone-preparation process Chemistry; Metallurgy 3 Expired
US5976202A Reaction products of polyolefins with vinyl esters and their use as fuel and lubricant additives Chemistry; Metallurgy 3 Expired
US5874622A Hydrogenation of an aromatic compound in the presence of a supported catalyst Chemistry; Metallurgy 3 Expired
US5783697A Preparation of vinyl carbamates Chemistry; Metallurgy 2 Expired
US5808160A Preparation of hydroxy-alkyl-substituted aminoalkynes with heterogenous catalysis Chemistry; Metallurgy 2 Expired
US5747616A Ethylene-based copolymers and their use as flow improvers in mineral oil middle distillates Chemistry; Metallurgy 2 Expired
US6099601A Ethylene-vinyl formate copolymers, process for their preparation, their use as flow improvers, and fuel and propellant compositions comprising them Chemistry; Metallurgy 1 Expired
US5684108A Ethylene-based copolymers and their use as flow improvers in mineral oil middle distillates Chemistry; Metallurgy 1 Expired
US5723685A Preparation of monovinyl ethers Chemistry; Metallurgy 1 Expired
US5641881A Preparation of N-alkenylcarboxamides Chemistry; Metallurgy 1 Expired
US7134848B2 Pump for transporting heat-exchange medium for a multi-tube reactor Mechanical Engineering; Lighting; Heating 1 Expired
US5696223A Copolymerizable oxime ethers Chemistry; Metallurgy 1 Expired
US5639890A Preparation of N-akenylcarbamic esters Chemistry; Metallurgy 1 Expired
US6570026B1 Method for producing phthalic anhylic anhydride according to specifications Chemistry; Metallurgy 1 Expired

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