David Donaldson

City:

Grosse Point, Michigan

Country:

United States

Published Applications:

Last publication date:

2012-10-11

Recent patent applications by Donaldson David

David Donaldson from Grosse Point, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2012-10-11

US20120259468A1

Physics

ENERGY CONSERVATION SYSTEM

InventorID:

3274797 ⎘