DR

David Herbert Roach

EA E.I. Du Pont De Nemours And: 3 patents #111 of 843Top 15%
📍 Hockessin, DE: #19 of 89 inventorsTop 25%
🗺 Delaware: #70 of 728 inventorsTop 10%
Overall (2011): #50,821 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8076834 Field emission device with protecting vapor Adam Fennimore 2011-12-13
8070906 Process for improving the emission of electron field emitters Robert Joseph Bouchard, Lap-Tak Andrew Cheng, John Gerard Lavin 2011-12-06
8011990 Process for improving the emission of electron field emitters Robert Joseph Bouchard, Lap-Tak Andrew Cheng 2011-09-06