JO

John E. Oltman

SA Sarnoff: 3 patents #150 of 471Top 35%
📍 Verona, WI: #124 of 297 inventorsTop 45%
🗺 Wisconsin: #13,258 of 40,088 inventorsTop 35%
Overall (All Time): #1,562,672 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7987977 Hearing aid package Marvin Allan Leedom, John G. Aceti, Walter P. Sjursen, Derek Mahoney, John Margicin +4 more 2011-08-02
7536023 Hearing aid Marvin Allan Leedom, John G. Aceti, Walter P. Sjursen, Derek Mahoney, John Margicin +4 more 2009-05-19
7010137 Hearing aid Marvin Allan Leedom, John G. Aceti, Walter P. Sjursen, Derek Mahoney, John Margicin +4 more 2006-03-07