Joseph Ma

City:

Country:

United States

Published Applications:

Last publication date:

2009-07-02

Top Assignees for applications by Joseph Ma

The entities that hold a legal rights for patent applications filed by inventor Ma Joseph:

Joseph Ma from , US has applied for patents for these inventions. The list has both pending applications and granted patents:

Optical device for adjusting the F-number of an elliptical lamp

InventorID:

3978892 ⎘