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2010.03.03

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A chromaticity control standard "3-Step MacAdam ellipses"is implemented in mass production of white LEDs for lighting Mass production with 1/9th of the conventional chromaticity range
2007.09.04

Products

Development of high power white LED for illumination: "CL-L102-C7 Series" A combination of high luminous flux (540 lm) and high efficiency (74 lm/W)
2006.04.12

Products

Innovative Product: Development of Heart-shaped directional characteristics LED Backlight Unit for LCD
2006.06.06

Products

Development of Reflow Solderable Electret Condenser Microphone
2005.09.14

Products

Development of Three Types of Backlight Units for Cellular Phones Featuring the World's Lowest Profile through the Use of 0.4mm-Thick White LED and Light Guide Achieved by Citizen Electronics' Super High Precision Processing Technology.
2005.06.23

Products

Development of the CL-L100 Series of White Power LED Lamps for Various Lighting Purposes Featuring the World's Highest Luminous Efficiency (70 lm/W) and Luminous Flux (245 lm)
2005.05.25

Products

Amendment to Press Release with Legend
2004.09.28

Products

Development and Mass Production of the CL-652S Series of White Power LED Lamps for General Lighting Featuring the World's Highest Luminous Efficiency
2003.01.24

Products

1.6 times brighter than conventional LED lamps! Greatly improves the image shooting functions of cellular phones with a camera under low light conditions Announcing development of the CITILIGHT TM Series, white LED lamps suitable as auxiliary light source for cellular phones with a camera
2002.11.07

Products

Citizen Electronics releases a super-bright white LED lamp for use as an illumination source on camera-equipped cellular telephones
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