JC

John Edward Chapman

IA Inventio Ag: 1 patents #444 of 953Top 50%
📍 Dover, NJ: #407 of 708 inventorsTop 60%
🗺 New Jersey: #41,174 of 69,400 inventorsTop 60%
Overall (All Time): #3,794,514 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5300738 Apparatus for registering and indicating hall calls at an elevator entryway with a ticket dispenser Miroslav Kostka 1994-04-05