Frank PUTTKAMMER

City:

Coswig

Country:

Germany

Published Applications:

Last publication date:

2016-09-22

Top Assignees for applications by Frank PUTTKAMMER

The entities that hold a legal rights for patent applications filed by inventor PUTTKAMMER Frank:

Frank PUTTKAMMER from Coswig, DE has applied for patents for these inventions. The list has both pending applications and granted patents:

SECURITY FEATURE BASED ON A POLYMER LAYER COMPRISING A FIRST AREA AND A FURTHER AREA

Layered structure with conductive polymer for recognition of manipulation and process for the production thereof

Marking substance and security markings for testing the authenticity of documents

Optically variable security attribute

Security element structure for documents, devices for checking documents with such security elements, method of the use thereof

Method of testing documents provided with optico-diffractively effective markings

Security element structure for documents, devices for checking documents with such security elements, method for the use thereof

Method of testing documents provided with optico-diffractively effective markings

Security strips

InventorID:

1440954 ⎘