Inventor
PORUBCANSKY KENNETH J
US17 patents
⚠️ This page may combine multiple inventors who share the name “PORUBCANSKY KENNETH J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MANITOWOC CRANE COMPANIES LLC
4 patentsUS7967158B2Jun 28, 2011
Mobile lift crane with variable position counterweight
MANITOWOC CRANE COMPANIES LLC30 citations95
US7762412B2Jul 27, 2010
Mast raising structure and process for high-capacity mobile lift crane
MANITOWOC CRANE COMPANIES LLC15 citations83
US7997432B2Aug 16, 2011
Trunnion transportation system and crane using same
MANITOWOC CRANE COMPANIES LLC8 citations82
US10865079B2Dec 15, 2020
Mobile lift crane with variable position counterweight
MANITOWOC CRANE COMPANIES LLC1 citations73
PECH DAVID J
3 patentsUS8414091B2Apr 9, 2013
Track tensioning system for mobile vehicles, including lift cranes
PECH DAVID J4 citations61
US8985353B2Mar 24, 2015
Mobile lift crane with variable position counterweight
PECH DAVID J0 citations51
US8827092B2Sep 9, 2014
Mobile lift crane with variable position counterweight
PECH DAVID J0 citations51