HW

H. Carl Walther

EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
📍 Landenberg, PA: #114 of 238 inventorsTop 50%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,135,864 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7544646 Method for lubricating a sootblower Thomas Michael Band, Jon Lee Howell 2009-06-09
6528457 Composition comprising halogenated oil Jon Lee Howell, Gregory A. Bell 2003-03-04