FD

Frank Wegner Donnelly

RT Railpower Technologies: 1 patents #1 of 2Top 50%
📍 North Vancouver, CA: #15 of 49 inventorsTop 35%
Overall (2004): #224,371 of 270,089Top 85%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6812656 Sequenced pulse width modulation method and apparatus for controlling and powering a plurality of direct current motors Brian Ward Gulayets 2004-11-02