Christopher Ratcliffe
8Patents
3h-index
16Co-inventors
50Inventor score
Filing activity: Dec 22, 2006 → Jan 13, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7689197B2 | Portable audio system with docking cradle | Electricity | 85 | Active |
| USD912647S1 | Earbud | General | 19 | Active |
| US9080701B2 | Apparatus and method for heating a pipe | Electricity | 3 | Active |
| US10405086B2 | Microphone cavity | Electricity | 0 | Active |
| US10827247B2 | Earphone | Performing Operations; Transporting | 0 | Active |
| US10779077B2 | Microphone cavity | Electricity | 0 | Active |
| US12028670B2 | In-ear audio output device having a stability band designed to minimize acoustic port blockage | Electricity | 0 | Active |
| US11877110B2 | Flow relief features embedded in cosmetic surface of wearables | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.