Black Buffalo 3D-Smart 3D Construction Announces New Global Head of R&D: Black Buffalo 3D Corporation, a leading provider of large-scale 3D printers for construction and member of HN Inc. formerly Hyundai BS&C Co. Ltd. today announced that Dr. Babak Zareiyan has joined the firm as Global Head of Research and Development. Highly experienced in 3D construction among a narrow field of experts, Dr. Zareiyan will play a key role in advancing current and future 3D …