Inventor · Sachsenheim, DE

Gerhard Schmidtchen

3Patents
3h-index
1Co-inventors
36Inventor score

Filing activity: Mar 31, 1980 → Mar 17, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4792661A Electric heating apparatus for regulating the temperature of a plurality of liquids Mechanical Engineering; Lighting; Heating 17 Expired
USD264502S Apparatus for developing X-ray films General 4 Expired
US4378151A Apparatus for developing photosensitive material with a magnetic rotor circulating means Physics 4 Expired

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