Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SF

Stephen Fox — 4 Patents

IBM: 4 patents #21,783 of 70,183Top 35%
Hopewell Junction, NY: #279 of 648 inventorsTop 45%
New York: #31,814 of 115,490 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Stephen Fox has been granted 4 US patents while listed as an inventor at IBM. The first was granted in 2002 and the most recent in February 2009. Stephen Fox ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Stephen Fox in Hopewell Junction, NY, US.

Patents per Year

Patents granted per year, 2002 to 2009Bar chart with a peak of 1 patents in 2002.peak 12002: 1 patents20022004: 1 patents20042005: 1 patents20052009: 1 patents2009

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7492008 Control of buried oxide in SIMOX Neena Garg, Kenneth J. Giewont, Junedong Lee, Siegfried Maurer, Dan Moy +2 more 2009-02-17 $3,763,000
6967376 Divot reduction in SIMOX layers Neena Garg, Kenneth J. Giewont, Junedong Lee, Devendra K. Sadana 2005-11-22 $6,353,000
6784072 Control of buried oxide in SIMOX Neena Garg, Kenneth J. Giewont, Junedong Lee, Siegfried Maurer, Dan Moy +2 more 2004-08-31 $4,873,000
6495429 Controlling internal thermal oxidation and eliminating deep divots in SIMOX by chlorine-based annealing Michael E. Adamcek, Anthony G. Domenicucci, Neena Garg, Kenneth J. Giewont, Thomas R. Kupiec +2 more 2002-12-17 $17,155,000