Inventor · Bruchköbel, DE

Wilhelm Polhede

3Patents
2h-index
3Co-inventors
37Inventor score

Filing activity: Oct 3, 1978 → Jun 21, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US4244557A High vacuum seal Mechanical Engineering; Lighting; Heating 11 Expired
US4850576A Heat treatment of materials Mechanical Engineering; Lighting; Heating 3 Expired
US5193100A Apparatus for detecting gaseous discharge in vacuum furnaces Mechanical Engineering; Lighting; Heating 1 Expired

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