DL

David Esley Long

AT AT&T: 8 patents #2,286 of 18,772Top 15%
AS Agere Systems: 1 patents #984 of 1,849Top 55%
AG Agere Systems Guardian: 1 patents #274 of 810Top 35%
Overall (All Time): #386,937 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7721233 Efficient large-scale full-wave simulation Sharad Kapur 2010-05-18
6871167 System and method for determining capacitance for large-scale integrated circuits Sharad Kapur 2005-03-22
6513001 Efficient electromagnetic full-wave simulation in layered semiconductor media Sharad Kapur 2003-01-28
6314545 Quadrature solutions for 3D capacitance extraction Sharad Kapur 2001-11-06
6247108 Memory management during processing of binary decision diagrams in a computer system 2001-06-12
6188291 Injection locked multi-phase signal generator Venugopal Gopinathan, Peter R. Kinget, Robert C. Melville 2001-02-13
6182270 Low-displacement rank preconditioners for simplified non-linear analysis of circuits and other devices Peter Feldmann, Robert C. Melville 2001-01-30
6072947 Method of making an integrated circuit including noise modeling and prediction Jaijeet Roychowdhury, Peter Feldmann 2000-06-06
6064808 Method and apparatus for designing interconnections and passive components in integrated circuits and equivalent structures by efficient parameter extraction Sharad Kapur, Jingsong Zhao 2000-05-16
6051027 Efficient three dimensional extraction Sharad Kapur, Jingsong Zhao 2000-04-18
5867416 Efficient frequency domain analysis of large nonlinear analog circuits using compressed matrix storage Peter Feldmann, Robert C. Melville 1999-02-02
4907764 Infrared radiation powered lightweight aircraft 1990-03-13
4697761 High altitude reconnaissance platform 1987-10-06