Leonard David Sinfield

City:

Rail Road Flat, California

Country:

United States

Published Applications:

Last publication date:

2022-07-07

Top Assignees for applications by Leonard David Sinfield

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

United States of America as represented by the Secretary of the Navy 1 Washington, DC United States

Recent patent applications by Sinfield Leonard David

Leonard David Sinfield from Rail Road Flat, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2022-07-07

US20220213677A1

Fixed constructions

In-pipe storm water filter

InventorID:

5457285 ⎘