JB

Jon E. Backstrand

HA Harnischfeger: 3 patents #10 of 121Top 9%
Overall (All Time): #1,648,319 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5548198 Shared inverter electrical drive system — 1996-08-20
5319292 Method and apparatus for preventing motoring while braking — 1994-06-07
5210473 System with delay timer for motor load equalization — 1993-05-11