The market expanded slowly. That changed around 1978 as Panasonic marketed its Goldcaps brand.Panasonic, Electric Double Layer Capacitor, Technical guide,1. Introduction,Panasonic Goldcaps This product became a successful energy source for memory backup applications. Competition started only years later. In 1987 ELNA "Dynacap"s entered the market. First generation EDLC's had relatively high internal resistance that limited the discharge current. They were used for low current applications such as powering SRAM chips or for data backup.
