🛠️ Invention or technique

Carbon-dioxide laser

Láser de dióxido de carbono

Date
1964 · confidence high
Place
Murray Hill, New Jersey, United States
Credited to
Kumar Patel (Bell Labs)
Field
Communication

What it is

A 10.6 µm infrared gas laser that emits several watts continuously with good efficiency. It became the most widely used industrial laser for cutting, welding and surgery.

Patel, born in India, achieved it at Bell Labs in 1964; within a few years the power rose from watts to kilowatts.

What it led to

  • industrial laser cutting and welding
  • the laser scalpel in surgery
  • engraving and marking of materials
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Sources✓ verified 2026-11-06