Home / Companies / Sumitomo Chemical Battery S Sumitomo Chemical Battery Tokyo, Japan Founded 1913 TSE: 4005 Nanobatteries Nanopolymers Supercapacitors Nanocoatings Nanomaterials Nanomanufacturing About Polyolefin separators Company Details Type public Employees 30000+ Funding Public Key Products Pervio Separators Visit Website Related Companies N Nanosys Milpitas, United States N Nanosphere (Luminex) Northbrook, United States N Nanocomp Technologies Merrimack, United States N Nanometrics (Onto Innovation) Wilmington, United States