GV

Gregg C. Vanderheiden

WARF: 1 patents #55 of 339Top 20%
📍 Madison, WI: #54 of 439 inventorsTop 15%
🗺 Wisconsin: #450 of 3,572 inventorsTop 15%
Overall (2011): #98,713 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8049991 Digital audio book cartridge and player with manipulation-facilitating features Gilles Pepin, Alain Pare, Dominic R. Labbé, Gerard M. Chevalier, Thomas D. Haubert +10 more 2011-11-01
D633506 Keyboard J. Bern Jordan, David P. Kelso 2011-03-01