# Texas Instruments Inc — Patents explained on PatentBrief

Texas Instruments Inc has 3 landmark patents explained in plain English on PatentBrief.

- [How Texas Instruments Invented the Handheld Electronic Calculator](https://patentbrief.org/patent/us/3819921/barcode-upc-scanner) — granted 1974
  This 1972 patent describes the architecture for the first truly portable, battery-powered electronic calculator that could fit in a pocket.
- [How the First Infrared LED Was Invented](https://patentbrief.org/patent/us/3293513/infrared-led-biard-pittman) — granted 1966
  Texas Instruments' 1962 patent for the first practical semiconductor diode that emits infrared light when electricity passes through it.
- [How Jack Kilby Invented the First Integrated Circuit](https://patentbrief.org/patent/us/3138743/kilby-monolithic-integrated-circuit) — granted 1964
  Texas Instruments' 1959 patent for the first integrated circuit, which combined transistors and resistors on a single piece of semiconductor material.

**Full profile:** https://patentbrief.org/company/texas-instruments-inc

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_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._