Inventor profile of:

Douglas J. Gratzer

City:

Tucson, Arizona

Country:

United States

Published Applications:

2

Last publication date:

2011-04-14

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The entities that hold a legal rights for patent applications filed by inventor Gratzer Douglas J.:

Recent patent applications by Gratzer Douglas J.

Douglas J. Gratzer from Tucson, US has applied for patents for these inventions. The list has both pending applications and granted patents:

InventorID:

3532017 ⎘