I think you're referring to a different type of stem cells, multipotent stem cells like mesenchymal cells or hematopoietic cells. iPSCs aren't used in a process like that at this time
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4172675/
Mesenchymal stem cells (MSCs) derived from human induced pluripotent stem cells (hiPSCs) provide a novel source for generating adipocytes,