Håkan Bergström
46Patents
10h-index
23Co-inventors
75Inventor score
Filing activity: Apr 11, 1990 → Jan 31, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9552103B2 | Optical incoupling for touch-sensitive systems | Physics | 44 | Active |
| US8872801B2 | Touch apparatus with separated compartments | Physics | 42 | Active |
| US9626040B2 | Touch-sensitive apparatus with improved spatial resolution | Physics | 41 | Active |
| US10282035B2 | Touch device | Physics | 28 | Active |
| US10496227B2 | Optical touch system comprising means for projecting and detecting light beams above and inside a transmissive panel | Emerging Cross-Sectional Technologies | 14 | Active |
| US10775935B2 | Touch device | Physics | 12 | Active |
| US10146376B2 | Light coupling in TIR-based optical touch systems | Physics | 11 | Active |
| US11281335B2 | Touch device | Physics | 11 | Active |
| US10606416B2 | Touch sensing apparatus and method for assembly | Physics | 10 | Active |
| US9857917B2 | Optical coupling of light into touch-sensing systems | Physics | 10 | Active |
| US9857916B2 | Optical coupling in touch-sensing systems using diffusively transmitting element | Physics | 10 | Active |
| US11567610B2 | Detection line broadening | Physics | 9 | Active |
| US11579731B2 | Touch device | Physics | 9 | Active |
| US10401546B2 | Optical component for light coupling | Physics | 9 | Active |
| US9785287B2 | Optical coupling in touch-sensing systems | Physics | 9 | Active |
| US10365768B2 | TIR-based optical touch systems of projection-type | Physics | 9 | Active |
| US10963104B2 | Optical coupling in touch-sensing systems | Physics | 8 | Active |
| US10437389B2 | Touch sensing apparatus and method for assembly | Physics | 8 | Active |
| US11256371B2 | Optical component | Physics | 8 | Active |
| US10168835B2 | Spatial resolution in touch displays | Physics | 8 | Active |
| US10739916B2 | Touch sensing apparatus and method for assembly | Physics | 7 | Active |
| US11281338B2 | Touch sensing apparatus and method for assembly | Physics | 7 | Active |
| US6023332A | Device and method for measuring birefringence in an optical data carrier | Physics | 7 | Expired |
| US11914819B2 | Touch device | Physics | 6 | Active |
| US11029783B2 | Optical touch system comprising means for projecting and detecting light beams above and inside a transmissive panel | Emerging Cross-Sectional Technologies | 6 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.