JS

J. Steven Sheppard

Overall (All Time): #3,674,984 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5712779 DC electrical power supply system Mark L. Barnett, Guenter H. Lehmann, Arif Oguz, Richard Vasquez 1998-01-27