JH

John F. Hunka

Schlumberger Technology: 2 patents #27 of 364Top 8%
📍 Kingwood, TX: #10 of 56 inventorsTop 20%
🗺 Texas: #960 of 8,064 inventorsTop 15%
Overall (2005): #49,947 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6975243 Downhole tubular with openings for signal passage Brian Clark, Mark Frey, David L. Smith, Dhananjay Ramaswamy, Anthony Collins +1 more 2005-12-13
6903660 Inductively-coupled system for receiving a run-in tool Brian Clark, Mark Frey, David L. Smith, Dhananjay Ramaswamy, Anthony Collins +1 more 2005-06-07