JO

John N. Oliver

EM Emhart: 1 patents #155 of 310Top 50%
📍 Danville, NH: #19 of 35 inventorsTop 55%
🗺 New Hampshire: #7,386 of 12,181 inventorsTop 65%
Overall (All Time): #4,119,153 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4221125 Apparatus and method for detecting the presence of a substance on a liquid surface Louis M. Sandler 1980-09-09