RO

Roy T. Otterbein

AT Arvin Technologies: 4 patents #5 of 63Top 8%
📍 Phoenix, AZ: #1,556 of 6,660 inventorsTop 25%
🗺 Arizona: #8,163 of 32,909 inventorsTop 25%
Overall (All Time): #1,306,375 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D284505 Two-stage evaporative cooler or similar article John C. Bowman 1986-07-01
4566290 Capillary fin media 1986-01-28
4544513 Combination direct and indirect evaporative media 1985-10-01
4461733 Capillary fin media 1984-07-24