They also highlighted the outcomes of three cases heard by the Korean Supreme Court in late 2014, involving US entities Evident Technologies, Semiconductor Components Industries (a subsidiary of ON Semiconductor) and e.Digital Corporation, as likely being influential in Microsoft’s decision to pursue its claim.

Is that our e.Digital?  What was the issue? Does anyone remember a PR on this?

The article's about taxes on royalties for patents  developed outside of Korea

What royalties?