Patent seal
A Columbia University professor claims to own a patent for widely used LEDs and laser diodes

ITC investigates blue laser patent claim

30 major consumer electronics firms under the spotlight

Written by Ian Williams

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Further reading

Japanese boffins claim ultraviolet breakthrough

Better optical disks, light sources and flat-panel displays 12 Jul 2007

ITC investigates US Flash market

SanDisk patent complaint names 47 companies 07 Dec 2007

Japanese boffins claim ultraviolet breakthrough

Better optical disks, light sources and flat-panel displays 12 Jul 2007

ITC investigates US Flash market

SanDisk patent complaint names 47 companies 07 Dec 2007

Related blogs

Japanese boffins claim ultraviolet breakthrough

Better optical disks, light sources and flat-panel displays 12 Jul 2007

ITC investigates US Flash market

SanDisk patent complaint names 47 companies 07 Dec 2007

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