William E. Foxenberg has been granted 6 US patents while listed as an inventor at M-I L.L.C. . The first was granted in 2004 and the most recent in July 2019. William E. Foxenberg ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list William E. Foxenberg in Pearland, TX, US.
Patents per Year Patents granted per year, 2004 to 2019 Bar chart with a peak of 2 patents in 2004. peak 2 2004: 2 patents 2004 2005: 1 patents 2005 2018: 1 patents 2018 2019: 2 patents 2019
Issued Patents All Time
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Showing 1–6 of 6 patents
Patent # Title Co-Inventors Date
10337289 High temperature viscosifier for insulating packer fluids Balakrishnan Panamarathupalayam , Changping Sui , Hui Zhang 2019-07-02
10273400 Colloidal silica and polymer system for insulating packer fluids Changping Sui , Balakrishnan Panamarathupalayam , Hui Zhang 2019-04-30
10012057 Methods of using oleaginous fluids for completion operations Balakrishnan Panamarathupalayam , Hui Zhang , Balkrishna Gadiyar , Charles Svoboda , Alhad Phatak 2018-07-03
6959767 Remediation treatment of sustained casing pressures (SCP) in wells with top down surface injection of fluids and additives Robert L. Horton , John W. Powell , David P. Kippie 2005-11-01
6784140 Thermally stable, substantially water-free well fluid David P. Kippie 2004-08-31
6746992 High density thermally stable well fluids David P. Kippie , Robert L. Horton 2004-06-08