David D. Johnson

City:

Champagne, Illinois

Country:

United States

Published Applications:

Last publication date:

2006-06-29

Top Assignees for applications by David D. Johnson

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

David D. Johnson from Champagne, US has applied for patents for these inventions. The list has both pending applications and granted patents:

Fuel cells evaporative reactant gas cooling and operational freeze prevention

Fuel cells evaporatively cooled with water carried in passageways

InventorID:

4653871 ⎘