JP

John B. Portzer

CS Communications Systems: 3 patents #20 of 159Top 15%
Overall (All Time): #1,657,801 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5210934 Extraction tool for high density cable connectors George Lenzi 1993-05-18
5175532 Optical drill collar position verifier Thomas G. Wojciechowski 1992-12-29
5040309 Drill collar position verifier Gary E. Hayden, Thomas G. Wojciechowski 1991-08-20