PatentBrief

Inventor

William D Coolidge

Patents indexed

1

Year range

1916

Associated with

Years active

1916

Total patents

1

Most recent

1916

Domains

medicalmechanicalenergy

Activity by decade

1910s
1

Patents

1

Career timeline

1 patents, in 1916

Dot size = forward citations

19161917

Hover or tap any dot to see the patent. Larger dots indicate more forward citations — a proxy for downstream influence.

US 1203495·1916·General Electric Co

How William Coolidge Invented the Modern X-Ray Tube

A 1916 patent by William Coolidge for a high-vacuum X-ray tube that used a heated tungsten filament to control electron flow, replacing older, unreliable gas-filled tubes.

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