JA

John Acker

EA Engineering Research Associates: 1 patents #17 of 25Top 70%
Overall (All Time): #3,838,493 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D341567 Electric power source for a plastic tubing sealer Leonard T. Williams 1993-11-23