Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DL

David Lischner — 4 Patents

ATAT&T: 3 patents #5,550 of 18,772Top 30%
ASAgere Systems: 1 patents #984 of 1,849Top 55%
Allentown, PA: #340 of 1,150 inventorsTop 30%
Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,264,149 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6681482 Heatspreader for a flip chip device, and method for connecting the heatspreader Raymond J. Nika, James Robert Ronemus 2004-01-27
6118177 Heatspreader for a flip chip device, and method for connecting the heatspreader Raymond J. Nika, James Robert Ronemus 2000-09-12
4494303 Method of making dielectrically isolated silicon devices George K. Celler, McDonald Robinson 1985-01-22
4461670 Process for producing silicon devices George K. Celler, McDonald Robinson 1984-07-24