• Derwent Innovations Index(Web of Science)
    Coverage: International
    Access Options: Off campusGakuNinOn campus
    Provider: Thomson Reuters
    Category: Patents

Derwent Innovations Index provides both Derwent World Patents Index and Derwent Patents Citation Index.
This index is for chemistry, electron, and mechanical engineering.

You can cross-search with other databases by Web of Science

Coverage years: 
1995-
Subject: 
Natural Sciences