Inventor · Wiesbaden, DE

Axel Eschner

12Patents
6h-index
15Co-inventors
59Inventor score

Filing activity: Jul 6, 1978 → Dec 6, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US5552213A Refractory fiber structures Emerging Cross-Sectional Technologies 49 Expired
US5346868A Inorganic fiber Textiles; Paper 41 Expired
US5420087A Refractory or fireproof brick as tin bath bottom brick Chemistry; Metallurgy 15 Expired
US5603887A Process of making refractory fiber structures Emerging Cross-Sectional Technologies 14 Expired
US4984769A Tap spout for metallurgical vessels and method of repairing Mechanical Engineering; Lighting; Heating 8 Expired
US4265845A Process for the production of a ceramic heat-retaining brick Chemistry; Metallurgy 6 Expired
US4564485A Process for producing a plastic composition which can be processed into a fire-resistant material Chemistry; Metallurgy 5 Expired
US4623130A Refractory member formed of fiber material for use in sliding closure unit Performing Operations; Transporting 4 Expired
US4436680A Process for producing granular, fire-resistant material Chemistry; Metallurgy 4 Expired
US4631074A Method and apparatus for reducing the temperature of air Mechanical Engineering; Lighting; Heating 2 Expired
US4268016A Valve element for sliding type valve joints on the outlet of vessels containing molten metal and process for making same Emerging Cross-Sectional Technologies 2 Expired
US4241781A Regenerative heater and process for the operation thereof Emerging Cross-Sectional Technologies 2 Expired

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