Inventor · Munich, DE

Johann Biermeier

5Patents
5h-index
4Co-inventors
45Inventor score

Filing activity: Jan 29, 1985 → May 1, 1987

Most-cited inventions

PatentTitleAreaCited byStatus
US4739425A Magnetic disk memory comprising a membrane spring-braced bearing of a disk pack which is rotatably mounted at both ends Physics 46 Expired
US4692827A Divided housing for a magnetic disk drive comprising a peripheral sealing ring Physics 26 Expired
US4714972A Housing for a magnetic disk memory having a disk pack seat at opposite sides of the disk pack Physics 24 Expired
US4780777A Hermetically sealed, two-sided bearing structure for a magnetic disk memory Physics 21 Expired
US4703374A Magnetic disk memory having a disk pack seated at both sides in resiliently-designed housing Physics 6 Expired

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