I guess the question is, according to rule 506, they are not allowed to solicit or advertise the company yet. That's why it's hard to dig up anything on them.
I do find it interesting that Nitinol is listed as an exhibitor. Remember this piece of news:
In early 2008, Dr. Palmaz, Steve Solomon, Christopher Banas and other principals, along with private investors formed Palmaz Scientific to acquire thin-film and related intellectual property, equipment, employees and related assets from Nitinol Development (NDC), a Johnson & Johnson / Cordis company.
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