Frank Klefenz
16Patents
6h-index
20Co-inventors
62Inventor score
Filing activity: Jun 2, 2000 → Jul 14, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7948493B2 | Apparatus, method and computer program for determining information about shape and/or location of an ellipse in a graphical image | Physics | 96 | Active |
| US8170340B2 | Device, method and computer program for identifying a traffic sign in an image | Physics | 22 | Active |
| US6442510B1 | Method and apparatus for determining transit-time differentials for signal waveforms for real-time pattern recognition, localization and monitoring of optical and acoustic signals | Physics | 22 | Expired |
| US7035742B2 | Apparatus and method for characterizing an information signal | Physics | 9 | Expired |
| US8570383B2 | Apparatus, method and computer program for recognizing a gesture in a picture, and apparatus, method and computer program for controlling a device | Physics | 8 | Active |
| US8649529B2 | Apparatus, method and computer program for localizing a sound source | Physics | 8 | Active |
| US7064262B2 | Method for converting a music signal into a note-based description and for referencing a music signal in a data bank | Physics | 6 | Expired |
| US7996212B2 | Device, method and computer program for analyzing an audio signal | Physics | 3 | Active |
| US7214870B2 | Method and device for generating an identifier for an audio signal, method and device for building an instrument database and method and device for determining the type of an instrument | Physics | 3 | Expired |
| US8761893B2 | Device, method and computer program for analyzing an audio signal | Electricity | 2 | Active |
| US7797051B2 | Method, device and computer program for generating a control signal for a cochlear implant, based on an audio signal | Human Necessities | 1 | Active |
| US8189834B2 | Device and method for generating a filtered activity pattern, source divider, method for generating a debugged audio signal and computer program | Electricity | 0 | Active |
| US10744322B2 | Cochlear implant, device for generating a control signal for a cochlear implant, device for generating a combination signal and combination signal and corresponding methods | Electricity | 0 | Active |
| US9704093B2 | Asymmetrical memristor | Physics | 0 | Active |
| US9640870B2 | Array antenna | Electricity | 0 | Active |
| US8538157B2 | Device, method and computer program for detecting characters in an image | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.