Interesting Old Patents

A patent for directly applying microwave signals to the brain to cause the sensation of a voice using electrodes

Hearing Aid for Producing Sensations in the Brain

Metadata

Patent Number: 3766331

Patent Date: Oct. 16, 1972

Added to IOP: May 16, 2024, 3:03 p.m.

Short Description

This device causes the sensation of hearing by using electrodes to administer electrical pulses with frequencies in the microwave range (not microwave radio).

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