The Nickel–hydrogen battery was patented on Feb 25, 1971 by Alexandr Ilich Kloss and Boris Ioselevich Tsenter in the United States.
Nickel-hidrojen pil, 25 Şubat 1971 tarihinde Alexandr Ilich Kloss ve Boris Ioselevich Tsenter tarafından Amerika Birleşik Devletleri'nde patentlendi.