Inventor · Heidelberg, DE

Hendrik Frank

15Patents
3h-index
39Co-inventors
56Inventor score

Filing activity: Oct 26, 2000 → Jul 1, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6592121B2 Apparatus for synchronizing transfers of sheet material Performing Operations; Transporting 5 Expired
US6923119B1 Sheet transport system for a rotary printing press Performing Operations; Transporting 5 Expired
US6877430B2 Gripper device in a sheet-processing machine Performing Operations; Transporting 3 Expired
US7722035B2 Method and apparatus for correcting the lateral position of a printing material, printing material conveying system and machine processing printing material Performing Operations; Transporting 2 Active
US7735824B2 Back-edge braking system Performing Operations; Transporting 1 Active
US7261292B2 Method of feeding sheets to a sheet-processing machine, sheet-smoothing method and device Performing Operations; Transporting 1 Expired
US7347416B2 Apparatus for transporting a printing material sheet Performing Operations; Transporting 1 Expired
US10921982B2 Device and method for operating a device Electricity 0 Active
US10649654B2 Device and method for operating a device Electricity 0 Active
US6779447B2 Device for registering the position of a rotor part in a transport system Performing Operations; Transporting 0 Expired
US7412927B2 Printing machine with gripper retraction mechanism for safe operation of the printing machine Performing Operations; Transporting 0 Active
US7287749B2 Transport system in a machine that processes printing material Performing Operations; Transporting 0 Expired
US10981688B2 Weight marking monitoring for packages Physics 0 Active
US10997282B2 Method for triggering a security-relevant function of a system, and system Electricity 0 Active
US6736062B2 Conveyor system with encoders for position sensing in a printing material processing machine Performing Operations; Transporting 0 Expired

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