Databases by Subject: Patents
Full-page images of all patents issued by the U.S. Patent & Trademark Office (USPTO) from 1790 - present. Full-text searching from 1976 - present.
Find engineering information from GEOBASE, Ei Engineering, Inspec, GeoRef, Referex, CBNB and Chimica.
Find articles, conference proceedings, technical reports in physics, computer science, electrical engineering, technology and engineering.
Find news sources, business profiles, patents, and legal research from across the globe.
Find content on materials science, metallurgy, ceramics, polymers, and composites used in engineering applications.
Mergent Archives is an online database providing you with access to a vast, indexed collection of corporate and industry related documents, including annual reports, key business ratios, D&B Country Reports, Million Dollar Directory volumes, Hoover's handbooks, a patent archive, and more.