David Haycock
9Patents
5h-index
4Co-inventors
56Inventor score
Filing activity: Mar 15, 1985 → Oct 28, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4675905A | Multiple input silent audio switch | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4764809A | Apparatus and method for producing a variety of video wipe borders | Electricity | 16 | Expired |
| US4782392A | Apparatus and method for generating a rotating clock video wipe | Electricity | 12 | Expired |
| US7893941B2 | Intelligent video graphics switcher | Physics | 12 | Active |
| US10550993B2 | Rotary support systems, associated control devices, and methods of operating the same | Electricity | 5 | Active |
| US4663544A | High performance analog gate/absolute value circuit | Electricity | 3 | Expired |
| US8120612B2 | Intelligent video graphics switcher | Physics | 1 | Active |
| US8723874B2 | Intelligent video graphics switcher | Physics | 1 | Active |
| US8723873B2 | Intelligent video graphics switcher | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.