Douglas Howard Hamelwright

City:

Grapevine, Texas

Country:

United States

Published Applications:

Last publication date:

2022-07-07

Top Assignees for applications by Douglas Howard Hamelwright

The entities that hold a legal rights for patent applications filed by inventor Hamelwright Douglas Howard:

TEXTRON INNOVATIONS INC. 1 PROVIDENCE, RI United States
Bell Textron Inc. 1 Fort Worth, TX United States

Recent patent applications by Hamelwright Douglas Howard

Douglas Howard Hamelwright from Grapevine, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2022-07-07

US20220212550A1

Performing operations; transporting

Fuel cell protection system

InventorID:

5456120 ⎘