Thomson Reuters analysis finds automotive new propulsion technology patent activities surge 6-fold in 5 years
Green Car Congress
JANUARY 20, 2015
Automotive patent filings reduced to one document per DWPI family charted by category and the publication year of the earliest family member. In contrast, the United States’ one representative in the top 10 assignees, General Motors, is seventh on the list, with short of 3,000 patents. Click to enlarge.
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