Inventor, Nurse1966 - Present

Marie Van Brittan Brown

Inventor, Nurse at Independent Inventor

Nurse who created the first home security system with closed-circuit television in 1966. Her invention included sliding cameras, monitors, two-way microphones, and alarm buttons, laying the groundwork for modern home security systems used worldwide today.

Notable Achievements

Invented the first home security system with closed-circuit television, U.S. Patent No. 3,482,037
Created the foundation for modern video security systems used in homes and businesses worldwide
Pioneered remote-controlled door locks for residential security
Developed two-way audio communication systems for home entry points
Designed an early emergency response contact system
Inspired numerous subsequent innovations in security technology

Expertise & Topics

Home Security System

CCTV

Security Technology

Remote Monitoring

Residential Safety

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Patricia Era Bath

Inventor, Ophthalmologist, Humanitarian at American Institute for the Prevention of Blindness

Achievements

Invented the Laserphaco Probe for cataract treatment, U.S. Patent No. 4,744,360
First African American female doctor to receive a medical patent

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Otis Frank Boykin

Inventor, Electrical Engineer at Various Electronics Companies

Achievements

Invented an improved electrical resistor used in computers and pacemakers, U.S. Patent No. 2,972,726
Developed the control unit for the artificial cardiac pacemaker

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Lonnie George Johnson

Inventor, Aerospace Engineer at Johnson Research & Development Co.

Achievements

Invented the Super Soaker water gun, one of the world's bestselling toys
Developed the Johnson Thermoelectric Energy Converter (JTEC) for efficient solar energy conversion

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