Name: Jan Aleksander Rajchman

Born: August 10, 1911, in London, England

Death: April 1, 1989 (Age: 78)

  • American electrical engineer and computer pioneer.
  • Prolific inventor with 107 US patents.
  • Conceived the first read-only memory, which was widely used in early computers.
  • Developed the selectively addressable storage tube, the ill-fated Selectron tube, and the core memory.

Honors and awards

  • IEEE Edison Medal (1974).
  • IEEE Morris N. Liebmann Memorial Award (1960).