HG

Harrison V. Gumm

EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
📍 Chillicothe, OH: #45 of 113 inventorsTop 40%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,244,389 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6156438 Monolithic polyimide laminate containing encapsulated design and preparation thereof Jeffrey A. Walisa, Thomas E. Yeatts 2000-12-05
5525405 Adhesiveless aromatic polyimide laminate Darrel Eugene Coverdell, Mark Elliott McAlees 1996-06-11