Holzkirchen
Germany
3
2024-01-25
The entities that hold a legal rights for patent applications filed by inventor DORFF Giselher:
Giselher DORFF from Holzkirchen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Security element transfer material for transfer, in good register, of security elements to value documents
#2 | 2021-09-16Optically variable security element having reflective surface region
#3 | 2021-09-02Optically variable security element having reflective surface region
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