Inventor · Grafenau, DE

Christoph Rassmann

19Patents
7h-index
27Co-inventors
62Inventor score

Filing activity: Apr 30, 1975 → Jan 15, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US4762372A Cutter-bit assemblies Fixed Constructions 20 Expired
US4391471A Guides for mineral mining machines Performing Operations; Transporting 20 Expired
US4474411A Guides for mineral mining machines Fixed Constructions 18 Expired
US4626034A Cutter-bit assemblies Fixed Constructions 17 Expired
US4045089A Apparatus for controlling the position of a mining machine Fixed Constructions 10 Expired
US5092660A Cutter bit assemblies and arrangements for use with mining or tunnelling machines Fixed Constructions 9 Expired
US4934757A Control of mineral mining machines Fixed Constructions 9 Expired
US4169689A Tensioning a longwall mineral mining installation Fixed Constructions 7 Expired
US5033604A Connections between the pans of scraper-chain conveyors Performing Operations; Transporting 7 Expired
US4583785A Mineral winning plough Fixed Constructions 6 Expired
US4819990A Floor cutters for mineral winning ploughs Fixed Constructions 6 Expired
US4637658A Cutters for use in mineral mining Fixed Constructions 5 Expired
US4787501A Connections for scraper-chain conveyors Performing Operations; Transporting 4 Expired
US4189187A Mineral mining planer having pivoted floor cutter carrier Fixed Constructions 3 Expired
US3957311A Scraper chain conveyor with ventilation parts Fixed Constructions 3 Expired
US5139313A Guides for mineral winning ploughs Fixed Constructions 2 Expired
US4715659A Mineral mining installations Fixed Constructions 1 Expired
US5338103A Control arrangement for adjusting the position of a mineral winning machine in a mineral mining installation Fixed Constructions 1 Expired
US4280733A Asymmetric mineral mining plough Fixed Constructions 1 Expired

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