Inventor · Holzkirch, DE

Ralf Preising

5Patents
4h-index
11Co-inventors
54Inventor score

Filing activity: Feb 27, 1997 → May 18, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5967449A Winder and method for the continuous winding of a material web Performing Operations; Transporting 19 Expired
US6129305A Process and winding machine for continuous winding of a material web Performing Operations; Transporting 18 Expired
US5988557A Method and apparatus for the winding up of a paper web to form a roll Performing Operations; Transporting 13 Expired
US5895007A Method and device for winding a paper web to form a reel Performing Operations; Transporting 12 Expired
US10793393B2 Fibrous web winding and unwinding reel Performing Operations; Transporting 0 Active

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