Patents

Patent Databases and Search Engines. Inventions, Ideas and Patent Recopilations.

Google Patents

Read and download millions of patents and patent applications using Google Patent Search.

http://www.google.com/patents

PageRank: 8/10

(Clicks: 1451; Listing added: Feb 7, 2010)

Complete Patent Searching Database and Patent Data Analytics Services.

http://www.freepatentsonline.com/

PageRank: 8/10

(Clicks: 1433; Listing added: Feb 7, 2010)

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