PJ

Preston C. Rosenbaum, Jr.

📍 Butte Falls, OR: #1 of 2 inventorsTop 50%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #3,594,141 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6289932 Dual port soft start valve Christopher G. Thackeray, Tim E. Nilsson 2001-09-18