Assignee
KELLER MARIO
DE·3 granted patents·16 citations·filing 2002–2010
Top patents by PatentIndex Score
3 records- 0188US8603615B2Security elementKELLER MARIO·Filed 2008·Granted Dec 10, 2013·9 cites·23 claims
- 0271US8920663B2Production of a security element provided with colored micro-depressionsKELLER MARIO·Filed 2010·Granted Dec 30, 2014·1 cites·20 claims
- 0368US8449969B2Security element for security papers and valuable documentsKELLER MARIO·Filed 2002·Granted May 28, 2013·6 cites·30 claims
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