This Day in Patent History - On November 25, 1975, Robert S. Ledley was granted a patent for "diagnostic X-ray systems" known as the CAT-Scan

On November 25, 1975, Robert S. Ledley was granted a patent for “diagnostic X-ray systems” known as the CAT-Scan. He pioneered the use of electronic digital computers in biology and medicine.

Ledley was inducted into the National Inventors Hall of Fame. He was awarded the National Medal of Technology in 1997.

On November 25, 1975 Robert SLedley was granted a patent for diagnostic X-ray systems known as the CATScan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Patent Information
Publication number: US3922552 A
Patent Title: Diagnostic X-ray systems
Publication type: Grant
Publication date: 25 Nov 1975
Filing date: 15 Feb 1974
Priority date: 15 Feb 1974
Also published as: CA1025131A, CA1025131A1, DE2506377A1
Inventors: Robert S Ledley
Original Assignee: Robert S Ledley

US3922552

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