Henry D. Chadwick
5Patents
5h-index
19Co-inventors
60Inventor score
Filing activity: Jun 3, 1975 → Dec 19, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5508732A | Data server, control server and gateway architecture system and method for broadcasting digital video on demand | Electricity | 157 | Expired |
| US7149750B2 | Method, system and program product for extracting essence from a multimedia file received in a first format, creating a metadata file in a second file format and using a unique identifier assigned to the essence to access the essence and metadata file | Emerging Cross-Sectional Technologies | 147 | Expired |
| US3991379A | Logic level decoding circuit | Electricity | 19 | Expired |
| US6112223A | Apparatus for fault-tolerant multimedia program distribution | Electricity | 17 | Expired |
| US4408322A | Method and apparatus for measuring signal to noise ratio in a TDMA communications system | Electricity | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.