The Intel Capital Ultrabook fund launch follows the $100m A-fund to support the open-source Android mobile phone operating system and the $250m sFund to help Facebook's social media platform, all announced in the past 10 months and in the wake of the success of the iFund for Apple products.

Like buses, you can wait years for a specific corporate venturing-backed fund to promote a specific technology platform before three come along in a relatively short space of time.

This past week’s announcement of a $300m fund to promote chipmaker Intel’s next generation of microprocessors to build used for mobile computers called Ultrabooks is the latest. The Intel Capital Ultrabook fund follows the $100m A-fund to support the open-source Android mobile phone operating system and the $250m sFund to help…