US patent number 8094102B2 is indeed a patent for a “Single full-color LED with driving mechanism”, which does look a lot like a WS2812. But as always, such things are not as cut-and-dried as ...

Posted in Arduino Hacks, Holiday Hacks, LED Hacks Tagged arduino, arduino nano, Arduino Uno, christmas, ESP8266, led, library, neopixel, wifi, ws2812 ...