Christopher Paul Hulme Walker
24Patents
16h-index
10Co-inventors
78Inventor score
Filing activity: Oct 24, 1983 → Sep 24, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6147963A | Communications system for driving pairs of twisted pair links | Electricity | 71 | Expired |
| US4601031A | Repairable ROM array | Physics | 58 | Expired |
| US5140583A | Message routing | Electricity | 51 | Expired |
| US5130977A | Message routing | Electricity | 42 | Expired |
| US6452584B1 | System for data management based on hand gestures | Physics | 39 | Expired |
| US5165067A | Semiconductor chip packages | Electricity | 32 | Expired |
| US6278709A | Routing switch | Electricity | 30 | Expired |
| US5892466A | Coding scheme for transmitting data | Electricity | 30 | Expired |
| US5553067A | Generation of checking data | Electricity | 23 | Expired |
| US5495619A | Apparatus providing addressable storage locations as virtual links and storing predefined destination information for any messages transmitted on virtual links at these locations | Electricity | 23 | Expired |
| US5073816A | Packaging semiconductor chips | Electricity | 22 | Expired |
| US5512783A | Semiconductor chip packages | Electricity | 22 | Expired |
| US5818362A | 5B4T coding scheme | Electricity | 20 | Expired |
| US5327127A | Message encoding which utilizes control codes and data codes | Electricity | 18 | Expired |
| US6100581A | Semiconductor chip packaging having printed circuitry or printed circuit registration feature | Electricity | 18 | Expired |
| US5692021A | Encoding digital data | Electricity | 16 | Expired |
| US5805087A | Encoding scheme | Electricity | 13 | Expired |
| US5734341A | Encoding digital data | Electricity | 13 | Expired |
| US5644569A | Transmission of messages | Electricity | 12 | Expired |
| US7826566B2 | Communication system | Electricity | 5 | Active |
| US6483802B1 | Communication system for driving pairs of twisted pair links | Electricity | 4 | Expired |
| US7315262B2 | Coding and decoding method for a sequence of elements, signal, coder, decoder, corresponding computer programs and storage means | Electricity | 3 | Expired |
| US7123578B2 | Communication system for driving pairs of twisted pair links | Electricity | 3 | Expired |
| US9529771B2 | Communication system | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.