Inventor

Ingemar Greis

7Patents
4h-index
9Co-inventors
46Inventor score

Filing activity: Oct 11, 1974 → Jul 15, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4471191A Device for heating fluent material flowing past short-circuited heating elements within induction coils Mechanical Engineering; Lighting; Heating 15 Expired
US5407649A Method for reducing the emission of NO.sub.x in a combustion process Performing Operations; Transporting 6 Expired
US4852345A Method of cooling bed material from a fluidized bed and a power plant with cooling means for bed material Mechanical Engineering; Lighting; Heating 5 Expired
US4193446A Intermediate steam superheater Mechanical Engineering; Lighting; Heating 4 Expired
US3938811A Sealing means for stirling engine crankcases Emerging Cross-Sectional Technologies 2 Expired
US4528946A Intermediate superheater Mechanical Engineering; Lighting; Heating 2 Expired
US4458886A Thermal recuperator device with a facility for controlling the pressure in an upstream vessel Performing Operations; Transporting 0 Expired

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