RR

Richard T. Robertson

Abbott: 1 patents #3,441 of 5,431Top 65%
OS Osi Specialties: 1 patents #29 of 79Top 40%
📍 Portland, OR: #3,756 of 9,213 inventorsTop 45%
🗺 Oregon: #10,188 of 28,073 inventorsTop 40%
Overall (All Time): #1,646,448 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5496035 Golf ball center Herman T. Gilchrist, Sue C. Welsh, Harvey A. McGowan, Gary A. Weller 1996-03-05
5472987 Surfactant composition for flexible polyurethane foam James D. Reedy 1995-12-05
4948119 Swimming motion exercise machine 1990-08-14