HJ

Harold Halvorson, Jr.

Xerox: 1 patents #307 of 844Top 40%
📍 Beaverton, OR: #28 of 127 inventorsTop 25%
🗺 Oregon: #204 of 1,007 inventorsTop 25%
Overall (1994): #129,172 of 165,921Top 80%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5308058 Mailbox security door with automatic set lifter Barry P. Mandel, Michael K. Sabocheck, Richard A. Van Dongen 1994-05-03