JK

John Hugh Kerr

KH Ker-Train Holdings: 2 patents #1 of 1Top 100%
Overall (2004): #57,919 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6766891 Power transfer device 2004-07-27
6691847 Power transfer device 2004-02-17