DR

David E. Rosenberg

AI American Iron And Steel Institute: 1 patents #6 of 25Top 25%
📍 Pittsburgh, PA: #2,489 of 7,570 inventorsTop 35%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,636,269 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5984998 Method and apparatus for off-gas composition sensing David Keith Ottesen, Sarah Williams Allendorf, Gary Hubbard 1999-11-16
4969251 Method of making brake shoe stock (II) Gilbert B. Burkhart, III, Don Casper 1990-11-13
4821400 Method of making brake shoe stock Gilbert B. Burkhart, III, Don Casper 1989-04-18