EU and Japan lead on hydrogen patents

The US has lost ground in number of hydrogen patents published over the past decade

The EU leads the world in patents filed for hydrogen technologies, accounting for 28pc of all international patent families for hydrogen published over the past decade, according to a recent report published by the IEA and the European Patent Office. Japan follows closely with 24pc and has seen the rate of new patents field grow faster than Europe, at 6.2pc compared with 4.5pc. While the US published 20pc of hydrogen patents in the same period, it was the only major region where the number of patents filed fell over the decade, with a dropoff from 2014. 24pc – International patents for hydrogen in Japan The report notes a distinction between patents for the current, emissions-intensi