Inventor · Neukirchen, DE

Helmut Kottmann

3Patents
1h-index
Co-inventors
35Inventor score

Filing activity: Sep 4, 1974 → Nov 26, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US3971355A Piston rod-connecting rod interconnections for internal combustion engines Emerging Cross-Sectional Technologies 27 Expired
US4303044A Aluminium 2-stroke engine cylinder and crank case Emerging Cross-Sectional Technologies 1 Expired
US5755191A Two-stroke internal combustion engine with charging cylinder Mechanical Engineering; Lighting; Heating 1 Expired

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