Fred Waldhauer
9Patents
8h-index
5Co-inventors
58Inventor score
Filing activity: Feb 23, 1988 → Jul 24, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5524056A | Hearing aid having plural microphones and a microphone switching system | Electricity | 211 | Expired |
| US4882762A | Multi-band programmable compression system | Electricity | 142 | Expired |
| US5278912A | Multiband programmable compression system | Electricity | 140 | Expired |
| US6327370A | Hearing aid having plural microphones and a microphone switching system | Electricity | 81 | Expired |
| US6101258A | Hearing aid having plural microphones and a microphone switching system | Electricity | 76 | Expired |
| US5488668A | Multiband programmable compression system | Electricity | 43 | Expired |
| US4882761A | Low voltage programmable compressor | Electricity | 19 | Expired |
| US4868517A | Variolosser | Electricity | 10 | Expired |
| US4808945A | Variolosser | General | 2 | Revoked |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.