DM

Donald Leroy McDowell

WS W.P. Hickman Systems: 1 patents #3 of 7Top 45%
📍 Geneva, OH: #18 of 52 inventorsTop 35%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #1,943,890 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9862861 Waterproofing compositions and methods Paul L. Boddy, Kenneth Brzozowski 2018-01-09
6979705 Water based coal tar emulsions Kenneth Brzozowski, Joseph F. Duda, Brian D. D'Anza 2005-12-27