James D. Roach

City:

Duncan, Oklahoma

Country:

United States

Published Applications:

Last publication date:

2009-10-08

Top Assignees for applications by James D. Roach

The entities that hold a legal rights for patent applications filed by inventor Roach James D.:

James D. Roach from Duncan, US has applied for patents for these inventions. The list has both pending applications and granted patents:

Variable Rate Pumping System

Double-acting, duplex pump controlled by two, two position spool valves

Variable rate pumping system

InventorID:

4039523 ⎘