The European Patent Office (EPO) and the International Energy Agency (IEA) have released a new report on hydrogen tech patents. They noted the rise in electrolysis innovation and said automakers and chemicals suppliers are leading the way with hydrogen patents.Europe and Japan led in terms of new global hydrogen patent applications in the 2011-20 period, according to a new report by the IEA and the EPO. Japan was the region in which the number of new hydrogen patents rose at the fastest pace throughout the 2011-20 period, with compound average growth rates of 6.2%. The United States is the only ...Den vollständigen Artikel lesen ...