Dirk D. Ringgenberg

City:

Country:

United States

Published Applications:

Last publication date:

2014-09-18

Top Assignees for applications by Dirk D. Ringgenberg

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

Dirk D. Ringgenberg from , US has applied for patents for these inventions. The list has both pending applications and granted patents:

Apparatus for Prevention of Dropping of Handgun

InventorID:

2954657 ⎘