DB

Dave Bruder

SP Sparton: 1 patents #27 of 62Top 45%
Overall (All Time): #3,761,434 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5379267 Buoyancy control system David C. Sparks, Luke Belfie, Christian Werner, James W. Widenhofer 1995-01-03