RB

Robert R. Butler

RS R. R. Donnelley & Sons: 2 patents #60 of 291Top 25%
🗺 Kentucky: #4,404 of 11,577 inventorsTop 40%
Overall (All Time): #2,309,158 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5112179 Binding line book tracking system and method Wai-Kwong Chan, Mary F. Allsopp, Kevin T. McGuire, Robert W. Nonnemann, Gordon A. Obrecht +7 more 1992-05-12
5054984 Binding line book tracking system and method Wai-Kwong Chan, Mary F. Allsopp, Peter A. Brandt, Kevin T. McGuire, Thomas R. Miller +5 more 1991-10-08