Japan's Top Inventions - Season 2 - Eps 15: Blue LEDs
The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, blue LEDs, or light-emitting diodes. The world's first blue LEDs were created in 1989 by a research team at Nagoya University. These LEDs, now used in lightbulbs, smartphone screens, automobile headlights, and more sparked a lighting revolution. Discover the little-known story behind this Nobel Prize-winning invention.
About Japan's Top Inventions

Title: Japan's Top Inventions
First Air Date: 2018-03-18
Last Air Date: 2025-02-15
Status: Returning Series
Rating: 0/10 (from 0 votes)
Language: EN
Seasons: 8
Total Episodes: 90
Network: NHK WORLD-JAPAN
Genres: Documentary
Production Companies: NHK, Japan International Broadcasting (JIB)
Synopsis
Japanese inventions are used and loved around the world. Through interviews and reenactments, go behind the scenes and discover how Japanese craftsmanship brought these top inventions into being.