Assignee
SCHWARZ MILAN
4 granted patents·176 citations·filing 1984–1991
Top patents by PatentIndex Score
4 records- 0160US4627193ARevolving door control systemSCHWARZ MILAN·Filed 1985·Granted Dec 9, 1986·61 cites·45 claims
- 0258US4581849ARevolving door controlSCHWARZ MILAN·Filed 1984·Granted Apr 15, 1986·20 cites·9 claims
- 0354US5201906AAnti-piggybacking: sensor system for security door to detect two individuals in one compartmentSCHWARZ MILAN·Filed 1991·Granted Apr 13, 1993·53 cites·14 claims
- 0449US5097454ASecurity door with improved sensor for detecting unauthorized passageSCHWARZ MILAN·Filed 1990·Granted Mar 17, 1992·42 cites·20 claims
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