EoPlex bags $3.8M for miniature 3-D structures

EoPlex Technologies, maker of tools used to build miniature structures, like devices, sensors and circuits, has brought in $3.8 million of a targeted $6 million round of equity, according to a filing with the SEC. Based in Redwood City, it is backed by ATA Ventures, Labrador Ventures and Draper Fisher Jurvetson, and has raised $13.8 million to date.