Munich
Germany
4
2011-05-12
The entities that hold a legal rights for patent applications filed by inventor KELLER Mario:
Mario KELLER from Munich, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Security element
#2 | 2011-02-24Method for producing a microstructure
#3 | 2010-08-19Security element with metallization
#4 | 2010-08-05Security element
3344746 ⎘