Inventor · Roetgen, DE

Norbert Hansen

2Patents
1h-index
2Co-inventors
38Inventor score

Filing activity: Nov 19, 1987 → Dec 21, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US4912086A Electroacoustic transducer comprising a superconducting element Emerging Cross-Sectional Technologies 5 Expired
US8991408B2 Device for cleaning instrument channels Human Necessities 0 Active

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