JP

Joseph L. Pfaff

HI Husco International: 32 patents #1 of 74Top 2%
IT Incova Technologies: 4 patents #1 of 9Top 15%
BS Briggs & Stratton: 3 patents #162 of 490Top 35%
GI Gas Research Institute: 1 patents #343 of 808Top 45%
TP Tecumseh Products: 1 patents #148 of 251Top 60%
📍 Wauwatosa, WI: #10 of 672 inventorsTop 2%
🗺 Wisconsin: #584 of 40,088 inventorsTop 2%
Overall (All Time): #76,579 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
6976357 Conduit loss compensation for a distributed electrohydraulic system 2005-12-20
6880332 Method of selecting a hydraulic metering mode for a function of a velocity based control system Keith A. Tabor 2005-04-19
6779340 Method of sharing flow of fluid among multiple hydraulic functions in a velocity based control system Keith A. Tabor 2004-08-24
6763661 Apparatus and method for providing vibration to an appendage of a work vehicle Keith A. Tabor 2004-07-20
6745992 Pilot operated control valve having a poppet with integral pressure compensating mechanism Xiaolong Yang, Michael J. Paik 2004-06-08
6732512 Velocity based electronic control system for operating hydraulic equipment Keith A. Tabor 2004-05-11
6715402 Hydraulic control circuit for operating a split actuator mechanical mechanism Dwight B. Stephenson 2004-04-06
6705079 Apparatus for controlling bounce of hydraulically powered equipment Keith A. Tabor, Dwight B. Stephenson 2004-03-16
6640163 Operating system for a programmable controller of a hydraulic system Robert Willard 2003-10-28
6467264 Hydraulic circuit with a return line metering valve and method of operation Dwight B. Stephenson 2002-10-22
6457487 Hydraulic system with three electrohydraulic valves for controlling fluid flow to a load Dwight B. Stephenson 2002-10-01
6170241 Microprocessor controlled motor controller with current limiting protection John Shibilski, James B. Farr 2001-01-09
5713320 Internal combustion engine starting apparatus and process Scott Wesenberg 1998-02-03
5619845 Battery-powered lawn cutting system Patrick Bruener, Paul A. Tharman, John A. Fiorenza, II, Richard A. Dykstra, William H. Reitman 1997-04-15
5606851 Battery-powered lawn cutting system Patrick Bruener, Paul A. Tharman, John A. Fiorenza, II, Richard A. Dykstra, William H. Reitman 1997-03-04
5445014 Electronic engine load and revolution sensing device John A. Fiorenza, II, Richard A. Dykstra, Scott Wesenberg, Douglas Shears 1995-08-29