KP

Keith D. Pewitt

HS Halliburton Energy Services: 5 patents #1,206 of 4,711Top 30%
📍 Duncan, OK: #218 of 603 inventorsTop 40%
🗺 Oklahoma: #2,171 of 12,736 inventorsTop 20%
Overall (All Time): #991,059 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D801874 Container trailer Wesley John Warren, David Wayne Murrell, Bryan Chapman Lucas 2017-11-07
9594009 Cement testing David L. Meadows, Robert P. Darbe 2017-03-14
9296939 Compositions for modifying rheological properties of cement systems Benjamin John Iverson, Narongsak Tonmukayakul, Ian D. Robb 2016-03-29
8783091 Cement testing David L. Meadows, Robert P. Darbe 2014-07-22
7654326 Sorel cements and methods of making and using same Ashok Santra, Christopher L. Gordon, Daniel L. Bour, Dwain King 2010-02-02