The unit is set to lead a $100m round for Horizon Robotics as part of $60m investment in data-focused companies, taking its total 2017 spending to almost $570m.
Intel Capital is a long-term backer of Ireland-based digital power company Powervation.
Annovation won backing from healthcare company The Medicines Company and venture investors including Atlas Venture.
Siri rival Ask Ziggy lands $5m in funding from an anonymous "multinational corporation".
Google's corporate venturing unit invests $8.2m in $55.7m Series D funding for eSignature company DocuSign, alongside Comcast Ventures and SAP Ventures.