Inventor

HOLL NORBERT

US31 patents

⚠️ This page may combine multiple inventors who share the name “HOLL NORBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOLL NORBERT

GIESECKE & DEVRIENT GMBH

Devices and method for the production of sheet material

Device and process for checking sheet articles such as bank notes or securities

Method and device for checking banknotes

Camera system for editing documents

Device for checking banknotes

Method for checking the production quality of an optical security feature of a value document

Apparatus for checking banknotes

Method for checking a value document

Valuable document and method and device for examining said valuable document

Method for examining a value document, and means for carrying out the method

HOLL NORBERT

Apparatus for checking the authenticity of value documents

Method and testing device for testing valuable documents

Method for identifying soiling and/or colour fading in the region of colour transitions on documents of value, and means for carrying out the method

Device and method for checking banknotes

Method for generating a digital image of at least one section of a value document

Method and device for examining the optical state of value documents

Device and method for testing sensors

Installation for producing a coal cake suitable for coking

BASF AG

Arrangement for the dynamic compensation of eccentricities of solids of rotation

Disk-shaped magnetic recording media, their production and information stores containing these recording media

Protective jacket for a disk-shaped recording medium

Apparatus for washing out photopolymer printing plates by means of solvents, drying the printing plates and recovering the solvents

Protective jacket for a disk-shaped recording medium

Jacket for a flexible magnetic disk and production of the jacket

Production of jackets for flexible magnetic disks, and apparatus for this purpose

GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH

Device and method for checking value documents for marking ink

Device and method for classifying value documents, in particular bank notes, and value document processing system

Apparatus and method for checking the authenticity of a security element

SCHMALZ STEFFEN

Bank note processing machine and method for identifying forged bank notes

ENGELHARDT FRANZ

Method for calibrating a sensor system

SU SHANCHUAN

Method for checking an optical security feature of a value document