Inventor · Dreieich, DE

Hartmut Herm

10Patents
4h-index
5Co-inventors
45Inventor score

Filing activity: Feb 18, 1992 → Feb 17, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US5711235A Waste conveyor and method for inspecting the contents of a conveyor channel for waste Chemistry; Metallurgy 15 Expired
US5215144A Heat exchanger Mechanical Engineering; Lighting; Heating 12 Expired
US5558203A Transporting device Performing Operations; Transporting 6 Expired
US5611290A Waste conveyor Mechanical Engineering; Lighting; Heating 4 Expired
US5673748A Heating chamber for solid material Chemistry; Metallurgy 4 Expired
US5746590A Heating chamber with inner heating tubes and method of replacing the heating tubes Emerging Cross-Sectional Technologies 3 Expired
US5688117A Rotatable heating chamber with internal tubes for waste Mechanical Engineering; Lighting; Heating 3 Expired
US5497712A Low-temperature carbonization/combustion process and low-temperature carbonization/combustion plant with pressure control Emerging Cross-Sectional Technologies 3 Expired
US5992019A Method of replacing heating tubes of a heating chamber Emerging Cross-Sectional Technologies 3 Expired
US5709779A Device for conveying waste in a pyrolysis reactor Mechanical Engineering; Lighting; Heating 2 Expired

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