Search giant Google has purchased three more office buildings in North San Jose, where it has quietly assembled what could be one of the largest corporate office campuses in the city, the Mercury News reports.
All told, the Alphabet Inc.-owned company has now purchased eight office or industrial buildings near North San Jose's Alviso district in the last two years, totaling more than $409 million. Google paid $137.5 million for the trio of buildings totaling 332,000 square feet at 4550 N. First…