US-based Power to Hydrogen Inc has attracted fresh funds from two new backers, units of Japanese shipping company Mitsui OSK Lines Ltd (<a href="https://quote.jpx.co.jp/jpxhp/main/index.aspx?f=e_stock_detail&qcode=9104" target="_blank">TYO:9104</a>) and Turkish powerships owner Karpowership, to advance the commercialisation of and expand production capacity for its anion exchange membrane (AEM) electrolysers.