Inventor · disambiguated record
Sheldon Lefkowitz
Also filed as: LEFKOWITZ SHELDON
5 granted patents·1 pending application·119 citations·filing 1988–2013
82Inventor score
Top patents by PatentIndex Score
6 records- 0178US5440476ASystem for positioning a work point in three dimensional spacePENTEK INC·Filed 1993·Granted Aug 8, 1995·60 cites·26 claims
- 0260US5408407ASystem and method for positioning a work pointPENTEK INC·Filed 1993·Granted Apr 18, 1995·25 cites·25 claims
- 0349US5037159AApparatus for collecting and packaging hazardous particulate materialsNUTTER VICTOR H·Filed 1990·Granted Aug 6, 1991·19 cites·9 claims
- 0443US2016372225A1Waste container for collecting hazardous materialPENTEK INC·Filed 2013·Application pending·0 cites
- 0536US4940289AScabbler for scabbling floors contaminated with hazardous materialsTROVATO STEPHEN A·Filed 1988·Granted Jul 10, 1990·12 cites·18 claims
- 0624US4969311ACollecting and packaging hazardous particulate materialsNUTTER VICTOR H·Filed 1988·Granted Nov 13, 1990·3 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →