David Eugene Schulz
18Patents
10h-index
19Co-inventors
69Inventor score
Filing activity: Nov 4, 1993 → Jul 31, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6360237B1 | Method and system for performing text edits during audio recording playback | Physics | 237 | Expired |
| US5475733A | Language accommodated message relaying for hearing impaired callers | Electricity | 132 | Expired |
| US5680443A | Smart messages and smart macros for telecommunications relay service (TRS) and operator services for deaf (OSD) | Electricity | 79 | Expired |
| US5463665A | Relaying of messages between hearing impaired callers using keyboards and other callers | Electricity | 60 | Expired |
| US5745550A | Multiply accommodated message relaying for hearing impaired callers | Electricity | 45 | Expired |
| USD397729S | Hand held electronic fishing game | General | 40 | Expired |
| US5926527A | Telephone relay system | Electricity | 32 | Expired |
| US7742921B1 | System and method for correcting errors when generating a TTS voice | Physics | 16 | Active |
| US7630898B1 | System and method for preparing a pronunciation dictionary for a text-to-speech voice | Physics | 16 | Active |
| US8666746B2 | System and method for generating customized text-to-speech voices | Physics | 10 | Active |
| US7711562B1 | System and method for testing a TTS voice | Physics | 7 | Active |
| US7742919B1 | System and method for repairing a TTS voice database | Physics | 7 | Active |
| US7693716B1 | System and method of developing a TTS voice | Physics | 5 | Active |
| US8073694B2 | System and method for testing a TTS voice | Physics | 4 | Active |
| US9240177B2 | System and method for generating customized text-to-speech voices | Physics | 3 | Active |
| US9721558B2 | System and method for generating customized text-to-speech voices | Physics | 2 | Active |
| US10991360B2 | System and method for generating customized text-to-speech voices | Physics | 0 | Active |
| US7996226B2 | System and method of developing a TTS voice | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.