In reference to the patent: US8470388
In reference to the patent: US9642212
Normally this patent should be subject to patentable subject matter, utility, novelty, non-obviousness, and prior disclosure.
It does not carry any added propositions of novelty at all.
This "inventor" has not just derived the invention from someone else, but also used information from abandoned and expired patents that have been abandoned probably due to prior art.
They did not "invent the materials" nor the "methodology for EL lights", nor the EL technology as such. what they did is simply called: Plagiarism
Prior abandoned and expired patents: 2002: http://www.google.sc/patents/US20030129297 (anybody can use the content of this BASF patent. probably abandoned by BASF due to prior art.)
One of the earliest EL paint adopters (2006) is the Original-XTRA DYNAMICS-Lackschicht prozess.
Prior art that has been copied and translated (2007)https://google.com/patents/WO2007112715A1?cl=en&hl=de (2009)https://google.com/patents/DE102009020191A1?cl=en
Winner of the NoAE innovation contest in 2008: http://web.archive.org/web/20091106140538/http://www.xtra-dynamics.com:80/winner-of-the-noae-innovation-contest.n3.htm
In addition, there is this prior thesis published in 2012: http://wrap.warwick.ac.uk/56133/1/WRAP_THESIS_Middleton_2012.pdf