Derek William Logan

City:

Calgary

Country:

Canada

Published Applications:

Last publication date:

2005-03-31

Top Assignees for applications by Derek William Logan

The entities that hold a legal rights for patent applications filed by inventor Logan Derek William:

WEATHERFORD/LAMB, INC. 1 Houston, TX United States

Recent patent applications by Logan Derek William

Derek William Logan from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2005-03-31

US20050068703A1

Fixed constructions

Electromagnetic gap sub assembly

InventorID:

4815277 ⎘