Kenneth J. Porubcansky

Person

Whitelaw, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 11,884,522
- Issue date Jan 30, 2024
- Grove U.S. L.L.C.
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 10,865,079
- Issue date Dec 15, 2020
- Manitowoc Cranes, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 10,336,589
- Issue date Jul 2, 2019
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Pin puller for crane connections
- Patent number 9,815,674
- Issue date Nov 14, 2017
- Manitowoc Crane Companies, LLC
- Bronson E. Foust
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 8,985,353
- Issue date Mar 24, 2015
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 8,827,092
- Issue date Sep 9, 2014
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 8,511,489
- Issue date Aug 20, 2013
- Manitowoc Cranes, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Track tensioning system for mobile vehicles, including lift cranes
- Patent number 8,414,091
- Issue date Apr 9, 2013
- Manitowoc Crane Companies, LLC
- David J. Pech
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Track connection system for mobile vehicles, including lift cranes
- Patent number 8,104,846
- Issue date Jan 31, 2012
- Manitowoc Crane Companies, LLC
- Kenneth J. Porubcansky
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Trunnion transportation system and crane using same
- Patent number 7,997,432
- Issue date Aug 16, 2011
- Manitowoc Crane Companies, LLC
- Kenneth J. Porubcansky
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 7,967,158
- Issue date Jun 28, 2011
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Mast raising structure and process for high-capacity mobile lift crane
- Patent number 7,762,412
- Issue date Jul 27, 2010
- Manitowoc Crane Companies, LLC
- Kenneth J. Porubcansky
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 7,546,928
- Issue date Jun 16, 2009
- Manitowoc Crane Companies, Inc.
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Four track crawler crane
- Patent number 6,588,521
- Issue date Jul 8, 2003
- Manitowoc Crane Companies, Inc.
- Kenneth J. Porubcansky
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Mechanical track drive
- Patent number 6,158,535
- Issue date Dec 12, 2000
- Manitowoc Crane Group, Inc.
- Kenneth J. Porubcansky
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Counter weight handling system and boom parking device
- Patent number 6,131,751
- Issue date Oct 17, 2000
- Manitowoc Crane Group, Inc.
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Apparatus for raising & lowering a mast and boom on a mobile crane
- Patent number 4,050,586
- Issue date Sep 27, 1977
- The Manitowoc Company, Inc.
- James G. Morrow
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Mobile Lift Crane with Variable Position Counterweight
- Publication number 20240124276
- Publication date Apr 18, 2024
- GROVE U.S. L.L.C.
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Mobile Lift Crane with Variable Position Counterweight
- Publication number 20220024732
- Publication date Jan 27, 2022
- Manitowoc Cranes, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Mobile Lift Crane with Variable Position Counterweight
- Publication number 20210053802
- Publication date Feb 25, 2021
- Manitowoc Cranes, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Mobile Lift Crane with Variable Position Counterweight
- Publication number 20190270623
- Publication date Sep 5, 2019
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Mobile Lift Crane with Variable Position Counterweight
- Publication number 20150251882
- Publication date Sep 10, 2015
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
PIN PULLER FOR CRANE CONNECTIONS
- Publication number 20140231374
- Publication date Aug 21, 2014
- Bronson E. Foust
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Mobile Lift Crane with Variable Position Counterweight
- Publication number 20130319964
- Publication date Dec 5, 2013
- Manitowoc Crames, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Mobile Lift Crane with Variable Position Counterweight
- Publication number 20130153525
- Publication date Jun 20, 2013
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
MOBILE LIFT CRANE WITH VARIABLE POSITION COUNTERWEIGHT
- Publication number 20110247992
- Publication date Oct 13, 2011
- Manitowoc Crane Companies, LLC
- David J. PECH
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Trunnion Transportation System and Crane Using Same
- Publication number 20100084357
- Publication date Apr 8, 2010
- Kenneth J. Porubcansky
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Track Connection System for Mobile Vehicles, Including Lift Cranes
- Publication number 20090200091
- Publication date Aug 13, 2009
- Kenneth J. Porubcansky
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
MAST RAISING STRUCTURE AND PROCESS FOR HIGH-CAPACITY MOBILE LIFT CRANE
- Publication number 20080264887
- Publication date Oct 30, 2008
- Kenneth J. Porubcansky
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Mobile Lift Crane with Variable Position Counterweight
- Publication number 20080099421
- Publication date May 1, 2008
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
FOUR TRACK CRAWLER CRANE
- Publication number 20030127257
- Publication date Jul 10, 2003
- KENNETH J. PORUBCANSKY
- B66 - HOISTING LIFTING HAULING

Kenneth J. Porubcansky

Person

Patents Grantslast 30 patents

Mobile lift crane with variable position counterweight

Mobile lift crane with variable position counterweight

Mobile lift crane with variable position counterweight

Pin puller for crane connections

Mobile lift crane with variable position counterweight

Mobile lift crane with variable position counterweight

Mobile lift crane with variable position counterweight

Track tensioning system for mobile vehicles, including lift cranes

Track connection system for mobile vehicles, including lift cranes

Trunnion transportation system and crane using same

Mobile lift crane with variable position counterweight

Mast raising structure and process for high-capacity mobile lift crane

Mobile lift crane with variable position counterweight

Four track crawler crane

Mechanical track drive

Counter weight handling system and boom parking device

Apparatus for raising & lowering a mast and boom on a mobile crane

Patents Applicationslast 30 patents

Mobile Lift Crane with Variable Position Counterweight

Mobile Lift Crane with Variable Position Counterweight

Mobile Lift Crane with Variable Position Counterweight

Mobile Lift Crane with Variable Position Counterweight

Mobile Lift Crane with Variable Position Counterweight

PIN PULLER FOR CRANE CONNECTIONS

Mobile Lift Crane with Variable Position Counterweight

Mobile Lift Crane with Variable Position Counterweight

MOBILE LIFT CRANE WITH VARIABLE POSITION COUNTERWEIGHT

Trunnion Transportation System and Crane Using Same

Track Connection System for Mobile Vehicles, Including Lift Cranes

MAST RAISING STRUCTURE AND PROCESS FOR HIGH-CAPACITY MOBILE LIFT CRANE

Mobile Lift Crane with Variable Position Counterweight

FOUR TRACK CRAWLER CRANE