JF

John Fred

Overall (All Time): #3,606,621 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6024515 Live service pipe insertion apparatus and method Greg Konwinski, Robert E. Barrett, Charles Re, Randall Doctor, Frank Poskocil +1 more 2000-02-15