Inventor · Weinheim, DE

Norbert Thunker

22Patents
7h-index
37Co-inventors
69Inventor score

Filing activity: Oct 26, 1978 → Sep 8, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4290595A Rotatable advance or forward gripper drum Performing Operations; Transporting 32 Expired
US5046416A Printing unit for rotary printing presses Performing Operations; Transporting 20 Expired
US4854236A Transmission system for forming cyclical motion from rotational motion printing press with counterbalance for torque fluctuation of gripper feed drum Emerging Cross-Sectional Technologies 18 Expired
US5390601A Gripper control for sheet grippers on a sheet-guiding cylinder or the like in a printing press Performing Operations; Transporting 12 Expired
US5456128A Cam oscillating drive in a printing machine with kinetic/potential energy storage means for damping undesired oscillations Emerging Cross-Sectional Technologies 10 Expired
US5842416A Inking unit for a printing machine Performing Operations; Transporting 8 Expired
US4993275A Cam mechanism for periodically swiveling a swivel device Emerging Cross-Sectional Technologies 8 Expired
US4295422A Camless drive of a swinging pre-gripper feeder Performing Operations; Transporting 7 Expired
US6659453B2 Delivery for a machine processing flat printing materials Performing Operations; Transporting 7 Expired
US5701817A Apparatus for adjusting the movement of a roller in a printing press Emerging Cross-Sectional Technologies 6 Expired
US5024432A Sheet transfer device for a printing machine Performing Operations; Transporting 6 Expired
US5613671A Device for correcting skewed sheets in a feeder of a sheet-fed printing press Performing Operations; Transporting 5 Expired
US5390600A Sheet gripper device on a paper-guiding cylinder of a sheet-fed printing press Performing Operations; Transporting 5 Expired
US5758576A Gripper bar for deliveries of printing presses Performing Operations; Transporting 5 Expired
US6659008B2 Device having a cylinder including a gripper system Performing Operations; Transporting 5 Expired
US5697296A Positioning device for a rubber-blanket cylinder Performing Operations; Transporting 5 Expired
US5884561A Method and device for releasing a sheet from a blanket cylinder of a printing machine Performing Operations; Transporting 3 Expired
US5727465A Side wall of a printing unit in a sheet-fed rotary printing press Performing Operations; Transporting 3 Expired
US6877430B2 Gripper device in a sheet-processing machine Performing Operations; Transporting 3 Expired
US6676125B2 Actuator-gripper control Performing Operations; Transporting 2 Expired
US5996490A Positioning device for a printing press Performing Operations; Transporting 2 Expired
US5297788A Gripper control device in a chain delivery of a sheet-fed printing press Performing Operations; Transporting 1 Expired

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