JH

Joseph C. Helland

Schlumberger Technology: 2 patents #23 of 151Top 20%
📍 San Jose, CA: #17,604 of 32,062 inventorsTop 55%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,220,732 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6496953 Calibration method and apparatus for correcting pulse width timing errors in integrated circuit testing 2002-12-17
6492797 Socket calibration method and apparatus Howard Maassen, William A. Fritzsche, Thomas P. Ho 2002-12-10