According to GigaOM, Google bought WIMM Labs last year to help develop its upcoming Android smartwatch. WIMM Labs was the maker of the WIMM One, a smart watch released a few years ago that ran a modified version of Android.
Makes sense for the company behind Android to snatch up an Android smart watch maker for its own Android smart watch, right? The WIMM One, which was released in late 2011, also had its own micro app store with apps like a calculator, compass, photo gallery and an app that could act as a remote control of sorts for your Android phone. More here.