Inventor · Hemau, DE

Rolf Birkmann

2Patents
2h-index
7Co-inventors
27Inventor score

Filing activity: Feb 2, 1988 → Sep 20, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4875750A Optoelectronic coupling element and method for its manufacture Physics 52 Expired
US4940855A Hermetically tight glass-metal housing for semiconductor components and method for producing same Emerging Cross-Sectional Technologies 7 Expired

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