SF

Stephen Paul Ferkel

Illinois Tool Works: 14 patents #208 of 4,258Top 5%
📍 Appleton, WI: #172 of 1,506 inventorsTop 15%
🗺 Wisconsin: #3,173 of 40,088 inventorsTop 8%
Overall (All Time): #335,928 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12397364 Battery powered compact wire feeder John Alan Luck 2025-08-26
11931836 Workpiece-based setting of weld parameters Alan Edward Stein 2024-03-19
11148220 Method and apparatus for wireless remote control communication of a welder John Alan Luck 2021-10-19
11123814 Battery powered compact wire feeder John Alan Luck 2021-09-21
10888947 Workpiece-based setting of weld parameters Alan Edward Stein 2021-01-12
9180544 Method and apparatus for wireless remote control communication of a welder John Alan Luck 2015-11-10
9108263 Welding power source with automatic variable high frequency Alan Adam Manthe, Glenn A. Koosmann 2015-08-18
8785817 Method and apparatus for wireless remote control communication of a welder John Alan Luck 2014-07-22
7381925 Torch connection detection system and method Albert DeCoster 2008-06-03
6809293 Controlled output for welding Michael Allen Sammons, Albert DeCoster, Mark Steven Kadlec 2004-10-26
6548784 Controlled output for welding Michael Allen Sammons, Albert DeCoster, Mark Steven Kadlec 2003-04-15
6103994 Welding device with remote device detection Albert DeCoster 2000-08-15
6087628 Method and apparatus for controlling a welding power supply Steven J. Geissler 2000-07-11
6075225 Control interface for welding device Todd M. Heraly, Neal Maynard Borchert 2000-06-13