Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Janet E. Poetzinger

IBM: 3 patents #26,272 of 70,183Top 40%
Rochester, MN: #1,297 of 3,042 inventorsTop 45%
Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,649,733 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5404044 Parallel process interposer (PPI) Richard B. Booth, Robert H. Gephard, Bradley S. Gremban, David T. Shen 1995-04-04
5386627 Method of fabricating a multi-layer integrated circuit chip interposer Richard B. Booth, Robert H. Gephard, Bradley S. Gremban, David T. Shen 1995-02-07
5384955 Method for replacing IC chip package interposer Richard B. Booth, Robert H. Gephard, Bradley S. Gremban, David T. Shen 1995-01-31