RB

Richard A. Baumann

WC Western Publishing Co.: 2 patents #6 of 27Top 25%
📍 Franksville, WI: #42 of 91 inventorsTop 50%
🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,309,081 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5115330 Liquid crystal writing slate Frederick E. Nobile, John F. Harris, Gary S. Silverman 1992-05-19
5111316 Liquid crystal writing state Frederick E. Nobile, John F. Harris, Gary S. Silverman 1992-05-05