# NEC — Patents explained on PatentBrief

NEC has 2 landmark patents explained in plain English on PatentBrief.

- [Forecasting When Used Electric Car Batteries Will Be Available for Reuse](https://patentbrief.org/patent/us/9791514/recycled-secondary-battery-supply-forecast-system-and-recycled-secondary-battery) — granted 2017
  This patent describes a system that predicts when electric vehicles will reach the end of their useful life and how much capacity their batteries will still have, to forecast the future supply of batteries that can be reused in other applications.
- [How an EV Charging Station Manages Power from Batteries and the Grid](https://patentbrief.org/patent/us/9168838/charging-control-system-and-charging-control-method) — granted 2015
  This patent describes a smart charging system for electric vehicles that decides whether to power cars from a local battery or the main electricity grid, and when to recharge that local battery, to help balance power demand.

**Full profile:** https://patentbrief.org/company/nec

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