Inventor · Mettmann, DE

Andreas Böttcher

40Patents
5h-index
105Co-inventors
72Inventor score

Filing activity: Mar 30, 1995 → Jun 9, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5759294A Process for the production of grain oriented magnetic steel sheets having improved remagnetization losses Chemistry; Metallurgy 7 Expired
US8973367B2 Fuel lance for A burner Mechanical Engineering; Lighting; Heating 7 Active
US8800292B2 Heat shield element arrangement and method for installing a heat shield element Emerging Cross-Sectional Technologies 7 Active
US6524400B1 Process for the production of grain-oriented electric quality sheet with low remagnetization loss and high polarization Emerging Cross-Sectional Technologies 6 Expired
US5785519A Structure for a firing table Mechanical Engineering; Lighting; Heating 6 Expired
US6197977A Process for the preparation of L-ascorbic acid Chemistry; Metallurgy 4 Expired
US6573400B1 Preparation of 2-keto-L-gulonic esters Chemistry; Metallurgy 4 Expired
US9328065B2 Nitrogen-containing inorganic carrier materials Human Necessities 3 Active
US10578305B2 Bruner assembly Mechanical Engineering; Lighting; Heating 3 Active
US6121464A Preparation of salts of ascorbyl 2-phosphoric esters Chemistry; Metallurgy 2 Expired
US6274744A Preparation of alkali metal salts of L-ascorbic acid Chemistry; Metallurgy 2 Expired
US9074490B2 Gas turbine Mechanical Engineering; Lighting; Heating 2 Active
US6153019A Process for producing a grain-orientated electrical steel sheet Chemistry; Metallurgy 2 Expired
US8464536B2 Gas turbine combustion chamber Mechanical Engineering; Lighting; Heating 2 Active
US9903514B2 Pipe connection for conducting a pressurized fluid Mechanical Engineering; Lighting; Heating 1 Active
US8091364B2 Combustion chamber wall, gas turbine installation and process for starting or shutting down a gas turbine installation Mechanical Engineering; Lighting; Heating 1 Active
US5688097A Apparatus for the loading and unloading of a firing table arrangement with product for firing Mechanical Engineering; Lighting; Heating 1 Expired
US8921451B2 Stabilization of compounds comprising iodine Chemistry; Metallurgy 1 Active
US8114425B2 Process for the production of wood-based materials Emerging Cross-Sectional Technologies 1 Active
US8632639B2 Mobile cleaning device and method Chemistry; Metallurgy 1 Active
US8869534B2 Burner for a gas turbine Mechanical Engineering; Lighting; Heating 1 Active
US9057281B2 Axial turbomachine having an axially displaceable guide-blade carrier Mechanical Engineering; Lighting; Heating 1 Active
US6617463B2 Method for the production of L-ascorbic acid by lactonization of 2-keto-L-gulonic acid or s2-keto-L-gulonate esters Human Necessities 1 Expired
US9074771B2 Burner inserts for a gas turbine combustion chamber and gas turbine Mechanical Engineering; Lighting; Heating 1 Active
US8955328B2 Burner arrangement Mechanical Engineering; Lighting; Heating 1 Active

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