Free trailer · US 4,302,518

Your patent, in lights.

U.S. PATENT · November 24, 19814,302,518
↖ this is where it all started
Now showingElectrochemical Cell with New Fast Ion ConductorsJohn B. Goodenough · Koichi Mizuchima
GRANTED
NOVEMBER 24 1981

That was the trailer. The film explains what your invention does and why it matters.

Drawings come straight from the public USPTO record. This trailer is a free preview; the film is where we explain what your invention does, claim by claim, in plain English.