Inventor · Pforzheim, DE

Norbert Hemmerlein

3Patents
2h-index
5Co-inventors
41Inventor score

Filing activity: Sep 7, 1993 → Dec 13, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US8555636B2 Internal combustion engine with exhaust gas turbocharger Emerging Cross-Sectional Technologies 9 Active
US8991178B2 Internal combustion engine having an exhaust-gas and charge-air guidance arrangement Emerging Cross-Sectional Technologies 2 Active
US5357918A Valve operating mechanism for internal-combustion engines Physics 2 Expired

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