John David

City:

Houston, Texas

Country:

United States

Published Applications:

Last publication date:

2005-12-08

Top Assignees for applications by John David

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

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

Apparatus and methods for operating a tool in a wellbore

InventorID:

4954321 ⎘