DE

Dennis C. Estabrooks

IBM: 2 patents #32,839 of 70,183Top 50%
Overall (All Time): #1,584,215 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7450880 Waste toner recycling Eric Jepsen 2008-11-11
6177948 PQE for font vs. large dark patch Jack Louis Zable 2001-01-23
4477068 Automatic duplex document feeder Nelson K. Arter, William G. Jackson 1984-10-16