Inventor · Etzenricht, DE

Karl Waldeck

6Patents
4h-index
9Co-inventors
46Inventor score

Filing activity: Aug 4, 1989 → May 24, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US5857395A Apparatus for the manufacture of sheets of corrugated board of variable size Emerging Cross-Sectional Technologies 30 Expired
US5918519A Apparatus for the manufacture of sheets of corrugated board of variable size Emerging Cross-Sectional Technologies 18 Expired
US4976676A Longitudinal slitting and/or grooving machine for transported material sheets, particularly for sheets of corrugated board Emerging Cross-Sectional Technologies 10 Expired
US6689037B2 Machine for the lengthwise treatment of webs of corrugated board Emerging Cross-Sectional Technologies 6 Expired
US8468921B2 Brush cylinder Emerging Cross-Sectional Technologies 2 Active
US6869003B2 Conveyor unit Performing Operations; Transporting 0 Expired

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