Inventor · disambiguated record
Kenneth J. Porubcansky
Also filed as: PORUBCANSKY KENNETH · PORUBCANSKY KENNETH J
18 granted patents·1 pending application·234 citations·filing 1975–2023
94Inventor score
Files withMANITOWOC CRANE COMPANIES LLC4PECH DAVID J3GROVE US LLC2MANITOWOC CRANE CO INC2MANITOWOC CRANE GROUP INC2
Top patents by PatentIndex Score
19 records- 0197US7967158B2Mobile lift crane with variable position counterweightMANITOWOC CRANE COMPANIES LLC·Filed 2008·Granted Jun 28, 2011·30 cites·24 claims
- 0296US7546928B2Mobile lift crane with variable position counterweightMANITOWOC CRANE CO INC·Filed 2007·Granted Jun 16, 2009·39 cites·31 claims
- 0390US6588521B1Four track crawler craneMANITOWOC CRANE CO INC·Filed 1999·Granted Jul 8, 2003·50 cites·20 claims
- 0488US12187587B2Mobile lift crane with variable position counterweightGROVE US LLC·Filed 2023·Granted Jan 7, 2025·0 cites·20 claims
- 0586US7762412B2Mast raising structure and process for high-capacity mobile lift craneMANITOWOC CRANE COMPANIES LLC·Filed 2007·Granted Jul 27, 2010·15 cites·27 claims
- 0685US10336589B2Mobile lift crane with variable position counterweightMANITOWOC CRANES LLC·Filed 2015·Granted Jul 2, 2019·3 cites·5 claims
- 0782US10865079B2Mobile lift crane with variable position counterweightMANITOWOC CRANE COMPANIES LLC·Filed 2019·Granted Dec 15, 2020·1 cites·11 claims
- 0882US8104846B2Track connection system for mobile vehicles, including lift cranesPORUBCANSKY KENNETH J·Filed 2009·Granted Jan 31, 2012·16 cites·13 claims
- 0980US11884522B2Mobile lift crane with variable position counterweightGROVE US LLC·Filed 2021·Granted Jan 30, 2024·0 cites·20 claims
- 1080US9815674B2Pin puller for crane connectionsFOUST BRONSON E·Filed 2013·Granted Nov 14, 2017·10 cites·37 claims
- 1177US6131751ACounter weight handling system and boom parking deviceMANITOWOC CRANE GROUP INC·Filed 1997·Granted Oct 17, 2000·27 cites·18 claims
- 1275US7997432B2Trunnion transportation system and crane using sameMANITOWOC CRANE COMPANIES LLC·Filed 2009·Granted Aug 16, 2011·8 cites·21 claims
- 1374US8511489B2Mobile lift crane with variable position counterweightPECH DAVID·Filed 2011·Granted Aug 20, 2013·3 cites·24 claims
- 1473US2021053802A1Mobile Lift Crane with Variable Position CounterweightMANITOWOC CRANES LLC·Filed 2020·Application pending·0 cites
- 1562US8414091B2Track tensioning system for mobile vehicles, including lift cranesPECH DAVID J·Filed 2009·Granted Apr 9, 2013·4 cites·20 claims
- 1660US4050586AApparatus for raising & lowering a mast and boom on a mobile craneMANITOWOC CO·Filed 1975·Granted Sep 27, 1977·15 cites·7 claims
- 1757US8985353B2Mobile lift crane with variable position counterweightPECH DAVID J·Filed 2013·Granted Mar 24, 2015·0 cites·24 claims
- 1855US8827092B2Mobile lift crane with variable position counterweightPECH DAVID J·Filed 2013·Granted Sep 9, 2014·0 cites·24 claims
- 1943US6158535AMechanical track driveMANITOWOC CRANE GROUP INC·Filed 1997·Granted Dec 12, 2000·13 cites·45 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →