DH

David G. Hart

AA Abb Technology Ag: 2 patents #5 of 36Top 15%
IBM: 1 patents #1,943 of 5,539Top 40%
📍 Raleigh, NC: #34 of 532 inventorsTop 7%
🗺 North Carolina: #199 of 3,162 inventorsTop 7%
Overall (2003): #32,102 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6667866 Virtual ground following single-phase trip Carl J. Laplace, William Egolf, Graeme N. McClure 2003-12-23
6584417 Method and directional element for fault direction determination in a capacitance-compensated line Yi Hu, Damir Novosel 2003-06-24
6510436 System and method for clustering large lists into optimal segments 2003-01-21