FlatFrog Laboratories AB
124Patents
121Active
124Granted
59Portfolio score
Filing activity: Mar 12, 2004 → Jan 31, 2024 · 14 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7465914B2 | System and method of determining a position of a radiation scattering/reflecting element | Physics | 144 | Expired |
| US7435940B2 | System and a method of determining the position of a radiation emitting element | Physics | 107 | Expired |
| US7442914B2 | System and method of determining a position of a radiation emitting element | Physics | 103 | Expired |
| US8581884B2 | Touch sensing apparatus and method of operating the same | Physics | 82 | Active |
| US8218154B2 | System and a method of determining a position of a scattering/reflecting element on the surface of a radiation transmissive element | Physics | 64 | Active |
| US8482547B2 | Determining the location of one or more objects on a touch surface | Physics | 64 | Active |
| US8013845B2 | Optical touch pad with multilayer waveguide | Physics | 62 | Active |
| US7995039B2 | Touch pad system | Physics | 60 | Active |
| US8963886B2 | Touch-sensing display panel | Physics | 55 | Active |
| US8860696B2 | Integrated touch-sensing display apparatus and method of operating the same | Physics | 52 | Active |
| US8031186B2 | Optical touchpad system and waveguide for use therein | Physics | 52 | Active |
| US8780066B2 | Touch determination by tomographic reconstruction | Physics | 49 | Active |
| US8686974B2 | Touch-sensitive system and method for controlling the operation thereof | Physics | 48 | Active |
| US8542217B2 | Optical touch detection using input and output beam scanners | Physics | 48 | Active |
| US8094136B2 | Optical touchpad with three-dimensional position determination | Physics | 47 | Active |
| US9063617B2 | Interactive display system, tool for use with the system, and tool management apparatus | Physics | 45 | Active |
| US9552103B2 | Optical incoupling for touch-sensitive systems | Physics | 44 | Active |
| US9710101B2 | Data processing in relation to a multi-touch sensing apparatus | Physics | 44 | Active |
| US9158401B2 | Data processing in relation to a multi-touch sensing apparatus | Physics | 44 | Active |
| US9377884B2 | Multi-touch detection in a touch system | Physics | 44 | Active |
| US8692807B2 | Touch surface with a compensated signal profile | Physics | 44 | Active |
| US9411444B2 | Touch determination by tomographic reconstruction | Physics | 43 | Active |
| US9389732B2 | Light coupling structures for optical touch panels | Physics | 43 | Active |
| US9134854B2 | Detecting the locations of a plurality of objects on a touch surface | Physics | 43 | Active |
| US9626018B2 | Object detection in touch systems | Physics | 42 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.