P

Inventor

GUTMANN ROLAND

DE12 patents
⚠️ This page may combine multiple inventors who share the name “GUTMANN ROLAND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BUNDESDRUCKEREI GMBH

7 patents
US7248730B2Jul 24, 2007

Certified paper discriminating apparatus

BUNDESDRUCKEREI GMBH85 citations97
US6234537B1May 22, 2001

Security document with optically excitable dyes for authenticity check

BUNDESDRUCKEREI GMBH110 citations96
US7242796B2Jul 10, 2007

Certified paper and an apparatus for discriminating the genuineness thereof

BUNDESDRUCKEREI GMBH23 citations92
US6784441B2Aug 31, 2004

Handsensor for authenticity identification of signets on documents

BUNDESDRUCKEREI GMBH7 citations71
US10414192B2Sep 17, 2019

Datasheet for a security and/or valuable document

BUNDESDRUCKEREI GMBH2 citations68
US6600416B2Jul 29, 2003

Device for validating authenticity features on documents of value and security documents

BUNDESDRUCKEREI GMBH3 citations62
US6750465B2Jun 15, 2004

Device for evaluating diffractive authenticity features

BUNDESDRUCKEREI GMBH4 citations59

BUNDESDRUCKEREI

1 patent
US6530527B1Mar 11, 2003

Value or security product with luminescent security elements and method for the production and use thereof in respect to visual and machine-operated detection of authenticity

BUNDESDRUCKEREI37 citations89

BUNDESRUCKERAI GMBH

1 patent
US6741336B2May 25, 2004

Sensor for authenticity identification of signets on documents

BUNDESRUCKERAI GMBH8 citations67

(unassigned)

1 patent
US5476720ADec 19, 1995

Films of KTN and KTAO3

17 citations65

GLEITSMANN SECURITY INKS GMBH

1 patent
US11524516B2Dec 13, 2022

Security ink system

GLEITSMANN SECURITY INKS GMBH1 citations54

SECURENCY INT PTY LTD

1 patent
US7488002B2Feb 10, 2009

Security and/or value document

SECURENCY INT PTY LTD5 citations54