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

Peter Ilfrich

IBM: 3 patents #26,272 of 70,183Top 40%
Overall (All Time): #1,446,153 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10573199 Refreshable braille display device Ermyas Abebe, Alessio Bonti, Adam Eberbach, Nicholas I. Waywood 2020-02-25
10339832 Keyboard with integrated refreshable braille display Ermyas Abebe, Alessio Bonti, Adam Eberbach, Nicholas I. Waywood 2019-07-02
10205794 Enhancing digital media with supplemental contextually relevant content Ermyas Abebe, Cristian Vecchiola 2019-02-12