DC

Daniel J. Coffey

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #1,608,727 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6529842 Process and machine for signal waveform analysis Michael Williams 2003-03-04
6263290 Process and machine for signal waveform analysis Michael Williams 2001-07-17
6137283 Process and machine for signal waveform analysis Michael Williams 2000-10-24