Inventor · Hessisch Oldendorf, DE

Peter Engelhardt

5Patents
2h-index
24Co-inventors
43Inventor score

Filing activity: Jul 22, 1986 → Feb 18, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5543226A Magnetic recording media Emerging Cross-Sectional Technologies 7 Expired
US5085889A Process for the preparation of magnetic particle dispersions using ball mills and grinding media Emerging Cross-Sectional Technologies 3 Expired
US4775553A Production of magnetic recording media Emerging Cross-Sectional Technologies 2 Expired
US5346761A Flexible magnetic recording media having a backing coating containing a polyurethane resin having a phosphate group and precipated silica Emerging Cross-Sectional Technologies 2 Expired
US5419959A Magnetic recording medium having an infra-red light transparent balkcoat layer Emerging Cross-Sectional Technologies 0 Expired

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