DC

Donald T. Crehan

IBM: 4 patents #21,733 of 70,183Top 35%
📍 Gaithersburg, MD: #466 of 1,746 inventorsTop 30%
🗺 Maryland: #8,004 of 35,612 inventorsTop 25%
Overall (All Time): #1,307,075 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4616336 Independent image and annotation overlay with highlighting of overlay conflicts David B. Robertson, Stephen A. Wagh, Mary F. Piller, Charles J. Lovell 1986-10-07
4611306 Display menu/chart key Charles J. Lovell 1986-09-09
4556878 Display of graphics using a non-all points addressable display Jerold D. Dwire 1985-12-03
4555700 Internal image and bit array for display and printing of graphics Danny B. Convis, Charles J. Lovell 1985-11-26