Inventor · Nidderau, DE

Gerhard Birtigh

7Patents
4h-index
13Co-inventors
50Inventor score

Filing activity: Feb 2, 1989 → Sep 3, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US5165970A Method of coating honeycomb bodies with finely divided solid matter Chemistry; Metallurgy 34 Expired
US6149973A Process for the coating of the flow channels of a honeycomb form catalytic converter carrier with a dispersion coating Performing Operations; Transporting 20 Expired
US5268925A Method and apparatus for the semi-continuous melting and discharging of ceramic material in an induction melting furnace with singering crust crucible Electricity 8 Expired
US5127960A Method for removing washcoat remaining in the channels of freshly coated monolithic or honeycombed catalyst carriers Performing Operations; Transporting 6 Expired
US5070893A Apparatus and method for removing washcoat remaining in the channels of freshly coated monolithic or honeycombed catalyst carriers and use of the apparatus Performing Operations; Transporting 4 Expired
US5526375A Method and apparatus for the semi-continuous melting and discharging of ceramic material in an induction melting furnace with sintering crust crucible Electricity 3 Expired
US5430757A Method and apparatus for the semi-continuous melting and discharging of ceramic material in an induction melting furnace with sintering crust crucible Electricity 0 Expired

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