David L. Cotrell

City:

Houston, Texas

Country:

United States

Published Applications:

Last publication date:

2020-01-09

Top Assignees for applications by David L. Cotrell

The entities that hold a legal rights for patent applications filed by inventor Cotrell David L.:

David L. Cotrell from Houston, US has applied for patents for these inventions. The list has both pending applications and granted patents:

Drilling productive wells

InventorID:

2609849 ⎘