Hironobu Maeda is listed as an applicant or inventor related to a number of patents, including the invention of an organic binder for use in casting sands and molds. One such patent is ‘Mold organic binder and molding sand composition and mold obtained using same’, indicating expertise in foundry materials and inorganic binders for casting applications. However, there is currently no detailed biographical information (employment, academic background, or organizational affiliation) directly attributed to Hironobu Maeda in public patent databases or professional profiles as of the latest available records. His professional contributions focus on materials science, particularly in the development of binders for molds and related compositions for industrial manufacturing processes.