Submitted by operator on Sat, 19/12/2015 - 14:58 Google Patents includes over 87 million patent publications from 17 patent offices around the world, as well as many more technical documents and books indexed in Google Scholar and Google Books Google Patents Biomedical EngineeringBiotechnologyBusiness and ManagementCivil EngineeringComputer Science and EngineeringElectrical EngineeringChemical and Environmental EngineeringIndustrial Systems and EngineeringPhysics and Space Engineeringpatents, handbooks, legalFree/Open Access