Membership
Tour
Register
Log in
Alan F. Piontek
Follow
Person
Lincoln, NE, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Tractor mower with enhanced turning radius
Patent number
8,950,521
Issue date
Feb 10, 2015
Worldlawn Power Equipment, Inc.
Alan F. Piontek
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Caster wheel suspension for a zero-turn mower
Patent number
8,167,324
Issue date
May 1, 2012
Great Plains Manufacturing, Inc.
Alan F. Piontek
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electrically released parking brake for zero turn radius mower
Patent number
7,686,108
Issue date
Mar 30, 2010
Great Plains Manufacturing, Inc.
Alan F. Piontek
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Park/drive mechanical interlock system for zero turn radius mowers
Patent number
7,299,610
Issue date
Nov 27, 2007
Great Plains Manufacturing, Incorporated
Alan F. Piontek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Patents Applications
last 30 patents
Information
Patent Application
TRACTOR MOWER WITH ENHANCED TURNING RADIUS
Publication number
20140298767
Publication date
Oct 9, 2014
Worldlawn Power Equipment, Inc.
Alan F. Piontek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
CASTER WHEEL SUSPENSION FOR A ZERO-TURN MOWER
Publication number
20110254241
Publication date
Oct 20, 2011
GREAT PLAINS MANUFACTURING, INCORPORATED
Alan F. Piontek
B60 - VEHICLES IN GENERAL
Information
Patent Application
ELECTRICALLY RELEASED PARKING BRAKE FOR ZERO TURN RADIUS MOWER
Publication number
20080190084
Publication date
Aug 14, 2008
GREAT PLAINS MANUFACTURING, INCORPORATED
ALAN F. PIONTEK
B60 - VEHICLES IN GENERAL
Information
Patent Application
Park/drive mechanical interlock system for zero turn radius mowers
Publication number
20060174601
Publication date
Aug 10, 2006
Alan F. Piontek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING