William Spencer Percival
William Spencer Percival (b. 24 February 1904 – d. April 1994 in Northampton, UK) was a British electronics engineer and inventor.
He entered the Columbia Graphophone Company’s engineering department during the late 1920s. After the 1931 merger of Columbia and the Gramophone Company to form EMI, Percival became involved in pioneering television research.
In the 1930s he specialised in circuit design and component integration for early CRT television systems
With the outbreak of the Second World War, Percival joined EMI’s radar development teams. After Alan Blumlein’s death in 1942, Percival helped continue key radar projects through to deployment.
Postwar, he broadened his research into audio and broadcasting.
In the 1970s and 1980s, Percival contributed to EMI’s medical imaging activities, as inventor or co-inventor on patents in X-ray computed tomography and nuclear magnetic resonance imaging.
Links
Patents by William Spencer Percival
| Page | Title | Inventors | Assignee | Filed | Granted | Links |
|---|---|---|---|---|---|---|
| Patent GB 460562A | Improvements In and Relating to Thermionic Valve Circuits | William Spencer Percival | 1935-07-24 | 1937-01-25 | Distributed amplifier • 513 • 514 • 517 • 524 • 541 • 543 • 545 • 551 • 555 • 581 • 585 • 82 • 86 • 945 | |
| Patent US 2173914A | Thermionic valve amplifier circuits | William Spencer Percival | 1937-12-31 | 1939-09-26 | Distributed amplifier |