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

Pau-Chen Cheng

IBM: 27 patents #3,831 of 70,183Top 6%
Yorktown Heights, NY: #118 of 858 inventorsTop 15%
New York: #4,646 of 115,490 inventorsTop 5%
Overall (All Time): #145,334 of 4,157,543Top 4%
27 Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
6738909 Method and apparatus for automatic configuration for internet protocol security tunnels in a distributed data processing system William Alton Fiveash, Vachaspathi Peter Kompella, Christiaan Wenzel, Jacqueline Hegedus Wilson 2004-05-18
5544322 System and method for policy-based inter-realm authentication within a distributed processing system Shyh-Wei Luan 1996-08-06