Inventor · Zabeltitz, DE

Hans Schaefer

6Patents
3h-index
3Co-inventors
50Inventor score

Filing activity: Aug 13, 1979 → Dec 21, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US4263585A Intrusion detection system with a segmented radiation sensing mirror Emerging Cross-Sectional Technologies 25 Expired
US10406558B2 Coated board of wood-based material Emerging Cross-Sectional Technologies 7 Active
US8491232B2 Holder for a chip-removing tool insert Emerging Cross-Sectional Technologies 3 Active
US8613575B2 Indexable cutting insert Emerging Cross-Sectional Technologies 2 Active
US9468976B2 Holder for a cutting device Emerging Cross-Sectional Technologies 1 Active
US8434972B2 Broaching tool, in particular keyway broaching tool Emerging Cross-Sectional Technologies 0 Active

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