Dean Johnson
5Patents
5h-index
12Co-inventors
60Inventor score
Filing activity: Aug 3, 1989 → Dec 15, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7551747B2 | Perforated cap for a hearing aid | Electricity | 25 | Active |
| US4987473A | Leadframe system with multi-tier leads | Electricity | 23 | Expired |
| US8494200B2 | Hearing aid microphone protective barrier | Electricity | 19 | Active |
| US5164817A | Distributed clock tree scheme in semiconductor packages | Electricity | 18 | Expired |
| US7876919B2 | Hearing aid microphone protective barrier | Electricity | 15 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.