Relationships between Break Arc Behaviors of AgSnO2 Contacts and Lorentz Force to be Applied by an External Magnetic Force in a DC Inductive Load Circuit Up to 20V-17A. - Seika Tokumitsu; Makoto Hasegawa (IEICE Trans. Electron., 2019)

High-Durability Sulfide Red-Emitting Phosphor. - Seika Tokumitsu; Yutaka Anzai; Tsuneo Kusunoki; Satoshi Makio (IEICE Trans. Electron., 2026)