 NEWARK, N.Y., Feb. 04, 2021 GLOBE NEWSWIRE -- Ultralife Corporation NASDAQ: ULBI reported GAAP EPS of 0.13, Adjusted EPS of 0.17 and operating income of 1.2 million on revenue of 29.0 million for the fourth quarter ended December 31, 2020 compared to GAAP EPS of 0.10, Adjusted EPS of 0.13 and operating income of 2.5 million on revenue of 31.0 million for the fourth quarter of 2019. 