David Perrin

City:

Troy, Michigan

Country:

United States

Published Applications:

Last publication date:

2005-12-08

Top Assignees for applications by David Perrin

The entities that hold a legal rights for patent applications filed by inventor Perrin David:

David Perrin from Troy, US has applied for patents for these inventions. The list has both pending applications and granted patents:

Ultraviolet invisible ink dry erase board

Invisible ink quiz game

Canted head-mounted light

Ultraviolet light writing system

InventorID:

4889476 ⎘