Konica Minolta

Konica Minolta is based in Japan and is involved in copiers, printers, medical equipment, optical devices and thin films used to enhance picture quality in LCD.

KM is developing and producing OLED for lighting, and in March 2014 the company announced that it is starting to construct a R2R flexible OLED lighting fab with plans to start production in the fall of 2014. The fab is not in mass production stage yet, although KM does produce samples and in February 2015 the company shipped 15,000 flexible OLEDs to a Tulip Festival installation in Japan.

LG Display

LG Display logoLG Display, based in Korea, is one of the world's largest display makers. LGD produces screens for TVs, laptops and mobile devices.

LG Display is producing OLED TV panels and also flexible OLEDs for mobile devices - wearables and smartphones (branded as pOLEDs).

Lumiotec

Lumiotec, located at Yonezawa City, Japan, was formed in May 2008 by Mitsubishi Heavy Industries, ROHM, Toppan Printing and Mitsui to check the viability of OLED panels for lighting, and to manufacture and sell the panels.

In March 2009 Lumiotec showed their first OLED lighting prototype, and the company is now offering panels online - making about 60,000 panels a year. Here's our hands-on review with their Version 1 development kit and square OLED panel and here is some details on Lumitec's technology.

Pioneer

Pioneer, based in Japan, was founded in 1938, and is producing home and car electronics systems. Pioneer was the first company to actually make OLED displays - back in 1998. Pioneer still makes PMOLED panels, but the company exited from the AMOLED display market in 2005.

In February 2010, Pioneer announced it has entered the OLED Lighting market, together with Mitsubishi Chemicals. Pioneer is producing the panels using Mitsubishi's technology. They are sold under the Verbatim brand.

Rohm

Rohm logoRohm is a Japanese company established in 1958 that is making discrete semiconductors, passive components, displays and integrated circuits.

Rohm has an active OLED program working on OLED Lighting (Rohm owns a part of Lumiotec), displays and microdisplays.

Showa Denko (SDK)

Showa Denko (SDK) is a large Japanese chemical company, established in 1908 and is active in many markets worldwide.

Cambridge Isotope Laboratories - Deutreated Reagents and High-Purity Gases for OLEDsCambridge Isotope Laboratories - Deutreated Reagents and High-Purity Gases for OLEDs