John Robert Willingham

City:

Cypress, Texas

Country:

United States

Published Applications:

Last publication date:

2010-10-21

Top Assignees for applications by John Robert Willingham

The entities that hold a legal rights for patent applications filed by inventor Willingham John Robert:

BAKER HUGHES INCORPORATED 6 Houston, TX United States

Recent patent applications by Willingham John Robert

John Robert Willingham from Cypress, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2010-10-21

US20100263866A1

Chemistry; metallurgy

Multifunctional particles for downhole formation treatments

#2 | 2009-11-05

US20090272534A1

Chemistry; metallurgy

Methods of using viscoelastic surfactant gelled fluids to pre-saturate underground formations

#3 | 2009-10-29

US20090266765A1

Chemistry; metallurgy

Methods for recharging nanoparticle-treated beds

#4 | 2009-03-12

US20090065209A1

Chemistry; metallurgy

Multifunctional nanoparticles for downhole formation treatments

#5 | 2008-11-06

US20080271888A1

Chemistry; metallurgy

Methods of Using Viscoelastic Surfactant Gelled Fluids to Pre-Saturate Underground Formations

#6 | 2005-11-17

US20050252658A1

Chemistry; metallurgy

System stabilizers and performance enhancers for aqueous fluids gelled with viscoelastic surfactants

InventorID:

3673583 ⎘