Well yes, goodenough invented them in 1991, but the density increases that tripled their capacities and themanufacturing capabilities that decreased their cost to manufacture by a factor of 10 didn't happen until the mid-late 2000s.
There are also other battery technologies that you can release like glass batteries which are still being worked on today.
You could use modern tech to get a 30x increase in their ability per penny and corner of the market.