Lance N. Portman

City:

Calgary

Country:

Canada

Published Applications:

Last publication date:

2009-05-07

Top Assignees for applications by Lance N. Portman

The entities that hold a legal rights for patent applications filed by inventor Portman Lance N.:

Lance N. Portman from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:

Acid tunneling bottom hole assembly and method utilizing reversible knuckle joints

InventorID:

3937583 ⎘