Polar Light Technologies was spun-off from Sweden's Linköping University to commercialize a monolithic approach to produce pyramidal microLEDs using a MOCVD-based a bottom-up growth process.
LED developers
Ennostar
Taiwan-based Ennostar was established in early 2021 as a joint venture between Epistar and Lextar. Ennostar is the holding company that owns both Epistar and Lextar, and together the two companies hold about 12.5% of the global LED chip market.
Ennostar official goal is to become a multinational investment platform for the compound semiconductor industries. Specifically the focus is on mini LEDs and microLEDs products and technologies.
Porotech
Porotech was spun-off the University of Cambridge, to commercialize a porous GaN material platform technology using a unique production method.
Porotech targets several markets, including quantum computing, power electronics, lasers and microLEDs.
Unity Opto
Taiwan-based Unity Opto Technology, established in 1993, develops and markets a wide variety of LED products, including LED packages, LED back lighting for displays and automotive LED products.
Seoul Viosys
Korea-based Seoul Viosys provides a wide range of UV wavelength LED devices and mass produces LED chips for all wavelengths, from 200 nm to 1600 nm.
Iljin Display
Korea based ILJIN Display is a producer of sapphire substrates, and the only company in Korea that makers sapphire single crystal and substrates.
ILJIN supplies microLED substrates to microLED developers - including to Epistar, PlayNitride and Samsung Electronics.
ShineOn
China-based ShineOn, established in 2010, is a global LED package and module solution provide for the lighting and display markets.
Seoul Semiconductor
Korea-based Seoul Semiconductor, established in 2000, develops and commercializes LEDs for automotive, general illumination, specialty lighting, and backlighting markets. The company says it is the world's second-largest LED maker (excluding the captive market). Seoul holds over 12,000 patents.