JU

James A. Ulrich

RA Rockwell Automation: 4 patents #626 of 1,986Top 35%
DT Drs Power & Control Technologies: 3 patents #3 of 21Top 15%
JC J.V. Manufacturing Co.: 1 patents #3 of 5Top 60%
📍 Hartland, WI: #44 of 273 inventorsTop 20%
🗺 Wisconsin: #5,297 of 40,088 inventorsTop 15%
Overall (All Time): #551,853 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11641167 Transformerless parallel AFE with ground current regulator Lixiang Wei, Ahmed S. Mohamed Sayed Ahmed, Nickolay N. Guskov 2023-05-02
10476381 Power conversion system and filter therefor Christian S. Sartler, Jeremy J. Keegan, Amanda D. Steven, Lixiang Wei 2019-11-12
10389213 Apparatus for reduced voltage stress on AC motors and cables Yuan Xiao, Navid R. Zargari, Lixiang Wei 2019-08-20
10008952 Power conversion system with conditioner capacitor discharge apparatus Jiangang Hu, Lixiang Wei 2018-06-26
8693227 Inverter control when feeding high impedance loads David J. Gritter 2014-04-08
7894224 Voltage drive system with hysteretic current control and method of operating the same Ashish R. Bendre 2011-02-22
6681190 Method and system of harmonic regulation 2004-01-20
6604056 Method and system of harmonic regulation 2003-08-05
4232599 Waste paper compacter with front access features 1980-11-11