Inventor · Hamburg, DE

Ralf Punjer

3Patents
2h-index
12Co-inventors
37Inventor score

Filing activity: Mar 13, 1996 → Dec 13, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5816045A Fan-type exhaust gas manifold for multi-cylinder internal-combustion engines and method of making same Emerging Cross-Sectional Technologies 25 Expired
US5689954A Exhaust gas manifold for an internal combustion engine and method of making such exhaust gas manifold Mechanical Engineering; Lighting; Heating 22 Expired
US7343678B2 Method and device for production of a hollow section Emerging Cross-Sectional Technologies 1 Expired

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