Individual holder
LEFKOWITZ LEONARD R
6 granted patents·2 pending applications·335 citations·filing 1983–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
8 records- 0194US4740409ANonwoven fabric and method of manufactureLEFKOWITZ LEONARD R·Filed 1987·Granted Apr 26, 1988·88 cites·15 claims
- 0292US5077116AForming fabric having a nonwoven surface coatingLEFKOWITZ LEONARD R·Filed 1990·Granted Dec 31, 1991·99 cites·9 claims
- 0389US4981745AForming fabric for papermakingLEFKOWITZ LEONARD R·Filed 1989·Granted Jan 1, 1991·46 cites·3 claims
- 0476US4524348AControl interfaceLEFKOWITZ LEONARD R·Filed 1983·Granted Jun 18, 1985·50 cites·11 claims
- 0572US4874407ARegenerable filterLEFKOWITZ LEONARD R·Filed 1989·Granted Oct 17, 1989·34 cites·16 claims
- 0659US4473384ASeparatorLEFKOWITZ LEONARD R·Filed 1983·Granted Sep 25, 1984·18 cites·7 claims
- 0745US2008176690A1Anti-rewet transfer beltLEFKOWITZ LEONARD R·Filed 2007·Application pending·0 cites
- 0842US2013312313A1Insect trap with encapsulation systemLEFKOWITZ LEONARD R·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →