Cleantech Group releases new report on clean technology patents
The Cleantech Group, a market research firm that focuses on clean technology, has published the latest edition of its Clean Energy Patent Growth Index. The report aims to provide insight on the trends that are influencing the clean technology sector, covering the periods between 2002 and the present. The report notes that approximately 694 clean technology patents have been granted in the U.S. in 2012, up from the 154 patents that were awarded in 2011.