K-NFB Reading Technology, Inc.
35Patents
33Active
35Granted
54Portfolio score
Filing activity: Apr 1, 2005 → Dec 1, 2014 · 27 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7627142B2 | Gesture processing with low resolution images with high resolution processing for optical character recognition for a reading machine | Physics | 85 | Expired |
| US8320708B2 | Tilt adjustment for optical character recognition in portable reading machine | Physics | 60 | Active |
| US7659915B2 | Portable reading device with mode processing | Physics | 45 | Active |
| US8150107B2 | Gesture processing with low resolution images with high resolution processing for optical character recognition for a reading machine | Physics | 40 | Active |
| US7840033B2 | Text stitching from multiple images | Physics | 19 | Active |
| US8364488B2 | Voice models for document narration | Physics | 17 | Active |
| US7505056B2 | Mode processing in portable reading machine | Physics | 16 | Active |
| US8346557B2 | Systems and methods document narration | Physics | 14 | Active |
| US8249309B2 | Image evaluation for reading mode in a reading machine | Physics | 13 | Active |
| US8352269B2 | Systems and methods for processing indicia for document narration | Physics | 12 | Active |
| US8588528B2 | Systems and methods for displaying scanned images with overlaid text | Physics | 12 | Active |
| US7325735B2 | Directed reading mode for portable reading machine | Physics | 11 | Expired |
| US8873890B2 | Image resizing for optical character recognition in portable reading machine | Physics | 10 | Active |
| US8284999B2 | Text stitching from multiple images | Physics | 9 | Active |
| US8036895B2 | Cooperative processing for portable reading machine | Physics | 7 | Active |
| US8498867B2 | Systems and methods for selection and use of multiple characters for document narration | Physics | 7 | Active |
| US8359202B2 | Character models for document narration | Physics | 6 | Active |
| US8793133B2 | Systems and methods document narration | Physics | 6 | Active |
| US8370151B2 | Systems and methods for multiple voice document narration | Physics | 5 | Active |
| US8903723B2 | Audio synchronization for document narration with user-selected playback | Physics | 5 | Active |
| US8160880B2 | Generalized object recognition for portable reading machine | Physics | 4 | Active |
| US8711188B2 | Portable reading device with mode processing | Physics | 4 | Active |
| US8498866B2 | Systems and methods for multiple language document narration | Physics | 4 | Active |
| US8392186B2 | Audio synchronization for document narration with user-selected playback | Physics | 4 | Active |
| US8186581B2 | Device and method to assist user in conducting a transaction with a machine | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.