WS

William R. Sumerau

RP Ryobi Motor Products: 2 patents #1 of 13Top 8%
📍 Easley, SC: #2 of 10 inventorsTop 20%
🗺 South Carolina: #30 of 527 inventorsTop 6%
Overall (1989): #12,927 of 140,708Top 10%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4864683 Noise isolating motor mounting system for a canister vacuum cleaner Roy Herron 1989-09-12
4811452 Auxiliary attachment adaptor and vacuum cleaner for use therewith 1989-03-14