Atrua Technologies

Company name: Atrua Technologies
Where it's based: N/A
When it was founded: 2001
What year it was a Fierce 15: 2004
Website: N/A

Why it was a Fierce 15: Atrua was selected as a Fierce 15 because it had developed an innovative, touch-based solution for mobile phones and PDAs that promised a better user interface without making phones bulky. The company's technology, called Atrua Wing, used haptic technology to change finger movements into user commands. Click here for more.

What has happened since it was awarded the Fierce 15: In July, fingerprint sensor firm Authentec purchased Atrua Technologies for around $4.9 million in cash.