by Nino Marchetti of EarthTechling The race to develop fuel cell vehicles for what automakers hope will be an interested consumer audience has mildly been heating up of late. Hyundai, for example, has been for the most part at the forefront as some of its production ready vehicles are now in the city of Copenhagen, Denmark to be used there in a municipal fleet. Now word comes GM and Honda are teaming up to collaborate on next-generation fuel cell technologies. The two automakers are no slouches when it comes to capital investments in the fuel cell market, ranking No. 1 and No. 2, respectively, in total related patents filed between 2002 and 2012, with more than 1,200 between them. This collaboration will find the companies sharing expertise, economies of scale and common sourcing strategies. GM and Honda said they will also work “with stakeholders to further advance refueling infrastructure, which is critical for the long-term viability and consumer acceptance of f…