David J. Pech

Person

Manitowoc, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Mobile lift crane with variable position counterweight
- Patent number 12,187,587
- Issue date Jan 7, 2025
- 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 11,884,522
- Issue date Jan 30, 2024
- Grove U.S. L.L.C.
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Lift crane with moveable counterweight
- Patent number 11,261,064
- Issue date Mar 1, 2022
- Manitowoc Cranes, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Lift crane with improved movable counterweight
- Patent number 11,208,303
- Issue date Dec 28, 2021
- Manitowoc Crane Companies, LLC
- 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
Lift crane with improved movable counterweight
- Patent number 10,647,555
- Issue date May 12, 2020
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Lift crane with moveable counterweight
- Patent number 10,457,530
- Issue date Oct 29, 2019
- 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
Lift crane with improved movable counterweight
- Patent number 10,179,722
- Issue date Jan 15, 2019
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Lift crane with moveable counterweight
- Patent number 9,278,834
- Issue date Mar 8, 2016
- Manitowoc Crane Group, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method of connecting crane suspension assembly sections together an...
- Patent number 9,132,999
- Issue date Sep 15, 2015
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Column connector system
- Patent number 9,051,159
- Issue date Jun 9, 2015
- Manitowoc Crane Companies, LLC
- Robert J. Walker
- B66 - HOISTING LIFTING HAULING
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
Crane with boom raising assist structure
- Patent number 8,684,197
- Issue date Apr 1, 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
Carbody connection system and crane using same
- Patent number 8,348,073
- Issue date Jan 8, 2013
- Manitowoc Crane Companies, LLC
- Bronson E. Foust
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Drive tumbler and track drive for mobile vehicles, including lift c...
- Patent number 8,075,069
- Issue date Dec 13, 2011
- Manitowoc Crane Companies, LLC
- David J. Pech
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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
Mobile lift crane with lift enhancing attachment
- Patent number 7,766,176
- Issue date Aug 3, 2010
- Manitowoc Crane Companies, LLC
- David J. Pech
- 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
Liftcrane with synchronous rope operation
- Patent number 6,758,356
- Issue date Jul 6, 2004
- Manitowoc Crane Companies, Inc.
- Arthur G. Zuehlke
- 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
Hydraulic system for boom hoist cylinder crane
- Patent number 6,481,202
- Issue date Nov 19, 2002
- Manitowoc Crane Companies, Inc.
- Arthur G. Zuehlke
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Free fall disconnect
- Patent number 6,244,449
- Issue date Jun 12, 2001
- Manitowoc Crane Group, Inc.
- David J. Pech
- B66 - HOISTING LIFTING HAULING
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
Hydraulic boom hoist cylinder crane
- Patent number 6,062,405
- Issue date May 16, 2000
- Manitowoc Crane Group, Inc.
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Swing lock mechanism
- Patent number 6,010,018
- Issue date Jan 4, 2000
- Manitowoc Crane Group, Inc.
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Crane counterweight installation and removal apparatus
- Patent number 5,615,784
- Issue date Apr 1, 1997
- The Manitowoc Company, Inc.
- David Pech
- 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
LIFT CRANE WITH MOVEABLE COUNTERWEIGHT
- Publication number 20220119232
- Publication date Apr 21, 2022
- Manitowoc Cranes, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
LIFT CRANE WITH IMPROVED MOVABLE COUNTERWEIGHT
- Publication number 20220106170
- Publication date Apr 7, 2022
- Manitowoc Crane Companies, LLC
- 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
LIFT CRANE WITH IMPROVED MOVABLE COUNTERWEIGHT
- Publication number 20210009386
- Publication date Jan 14, 2021
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
LIFT CRANE WITH MOVEABLE COUNTERWEIGHT
- Publication number 20200062558
- Publication date Feb 27, 2020
- 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
LIFT CRANE WITH IMPROVED MOVABLE COUNTERWEIGHT
- Publication number 20190177134
- Publication date Jun 13, 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
LIFT CRANE WITH IMPROVED MOVABLE COUNTERWEIGHT
- Publication number 20150210515
- Publication date Jul 30, 2015
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
COLUMN CONNECTOR SYSTEM
- Publication number 20140174018
- Publication date Jun 26, 2014
- Manitowoc Crane Companies, LLC
- Robert J. Walker
- B66 - HOISTING LIFTING HAULING
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
Lift Crane with Moveable Counterweight
- Publication number 20130112642
- Publication date May 9, 2013
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Lift Crane with Moveable Counterweight
- Publication number 20130098860
- Publication date Apr 25, 2013
- Manitowoc Crane Companies, LLC
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
METHOD OF CONNECTING CRANE SUSPENSION ASSEMBLY SECTIONS TOGETHER AN...
- Publication number 20120175333
- Publication date Jul 12, 2012
- 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
LIFT CRANE WITH MOVEABLE COUNTERWEIGHT
- Publication number 20110031202
- Publication date Feb 10, 2011
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
CRANE WITH BOOM RAISING ASSIST STRUCTURE
- Publication number 20100276385
- Publication date Nov 4, 2010
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
MOBILE LIFT CRANE WITH LIFT ENHANCING ATTACHMENT
- Publication number 20100116766
- Publication date May 13, 2010
- David J. Pech
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Carbody Connection System and Crane Using Same
- Publication number 20100072155
- Publication date Mar 25, 2010
- Bronson E. Foust
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Drive Tumbler and Track Drive for Mobile Vehicles, Including Lift C...
- Publication number 20090200860
- Publication date Aug 13, 2009
- David J. Pech
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Track Tensioning System For Mobile Vehicles, Including Lift Cranes
- Publication number 20090200861
- Publication date Aug 13, 2009
- David J. Pech
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Mobile Lift Crane With Variable Position Counterweight
- Publication number 20080203045
- Publication date Aug 28, 2008
- David J. Pech
- 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
Information Patent Application
Hydraulic system for boom hoist cylinder crane
- Publication number 20030024242
- Publication date Feb 6, 2003
- MANITOWOC CRANE COMPANIES, INC.
- Arthur G. Zuehlke
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

David J. Pech

Person

Patents Grantslast 30 patents

Mobile lift crane with variable position counterweight

Mobile lift crane with variable position counterweight

Lift crane with moveable counterweight

Lift crane with improved movable counterweight

Mobile lift crane with variable position counterweight

Lift crane with improved movable counterweight

Lift crane with moveable counterweight

Mobile lift crane with variable position counterweight

Lift crane with improved movable counterweight

Lift crane with moveable counterweight

Method of connecting crane suspension assembly sections together an...

Column connector system

Mobile lift crane with variable position counterweight

Mobile lift crane with variable position counterweight

Crane with boom raising assist structure

Mobile lift crane with variable position counterweight

Track tensioning system for mobile vehicles, including lift cranes

Carbody connection system and crane using same

Drive tumbler and track drive for mobile vehicles, including lift c...

Mobile lift crane with variable position counterweight

Mobile lift crane with lift enhancing attachment

Mobile lift crane with variable position counterweight

Liftcrane with synchronous rope operation

Four track crawler crane

Hydraulic system for boom hoist cylinder crane

Free fall disconnect

Counter weight handling system and boom parking device

Hydraulic boom hoist cylinder crane

Swing lock mechanism

Crane counterweight installation and removal apparatus

Patents Applicationslast 30 patents

Mobile Lift Crane with Variable Position Counterweight

LIFT CRANE WITH MOVEABLE COUNTERWEIGHT

LIFT CRANE WITH IMPROVED MOVABLE COUNTERWEIGHT

Mobile Lift Crane with Variable Position Counterweight

Mobile Lift Crane with Variable Position Counterweight

LIFT CRANE WITH IMPROVED MOVABLE COUNTERWEIGHT

LIFT CRANE WITH MOVEABLE COUNTERWEIGHT

Mobile Lift Crane with Variable Position Counterweight

LIFT CRANE WITH IMPROVED MOVABLE COUNTERWEIGHT

Mobile Lift Crane with Variable Position Counterweight

LIFT CRANE WITH IMPROVED MOVABLE COUNTERWEIGHT

COLUMN CONNECTOR SYSTEM

Mobile Lift Crane with Variable Position Counterweight

Mobile Lift Crane with Variable Position Counterweight

Lift Crane with Moveable Counterweight

Lift Crane with Moveable Counterweight

METHOD OF CONNECTING CRANE SUSPENSION ASSEMBLY SECTIONS TOGETHER AN...

MOBILE LIFT CRANE WITH VARIABLE POSITION COUNTERWEIGHT

LIFT CRANE WITH MOVEABLE COUNTERWEIGHT

CRANE WITH BOOM RAISING ASSIST STRUCTURE

MOBILE LIFT CRANE WITH LIFT ENHANCING ATTACHMENT

Carbody Connection System and Crane Using Same

Drive Tumbler and Track Drive for Mobile Vehicles, Including Lift C...

Track Tensioning System For Mobile Vehicles, Including Lift Cranes

Mobile Lift Crane With Variable Position Counterweight

Mobile Lift Crane with Variable Position Counterweight

FOUR TRACK CRAWLER CRANE

Hydraulic system for boom hoist cylinder crane