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

Peter F. Cullen

3M: 4 patents #3,441 of 11,543Top 30%
Woodbury, MN: #695 of 1,562 inventorsTop 45%
Minnesota: #15,886 of 52,454 inventorsTop 35%
Overall (All Time): #1,270,510 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6636355 Microstructured rear projection screen Robert S. Moshrefzadeh, Steven J. Rhyner, Patrick Thomas, Richard J. Pokorny, John C. Nelson 2003-10-21
6470540 Mechanical fastener and method for making the same Jennifer M. Aamodt, James G. Berg, Brian T. Hargrett 2002-10-29
6303062 Mechanical fastener and method for making the same Jennifer M. Aamodt, James G. Berg, Brian T. Hargrett 2001-10-16
5825526 Tape for use in manufacturing electrochromic devices Silvia L. Bommarito, Kejian Chen, L. Charles Hardy, Paul S. Lugg 1998-10-20