DH

Dale B. Hoggard

VC Vesuvius Crucible: 5 patents #9 of 106Top 9%
📍 Pittsburgh, PA: #1,616 of 7,570 inventorsTop 25%
🗺 Pennsylvania: #15,920 of 74,527 inventorsTop 25%
Overall (All Time): #1,043,125 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6667263 Composite material Philippe Guillo 2003-12-23
5185300 Erosion, thermal shock and oxidation resistant refractory compositions Quentin K. Robinson 1993-02-09
4913408 Refractory liner compositions Han Ki Park, Fiona C. R. Morrison 1990-04-03
4871698 Carbon bonded refractory bodies Mark K. Fishler 1989-10-03
4870037 Prevention of Al.sub.2 O.sub.3 formation in pouring nozzles and the like Han Ki Park 1989-09-26