This jar used to store an electric charge is credited to both E.G. von Kleist & Pieter van Musschenbroek
Von ... Credit for the Leyden jar is usually attributed to Pieter van 
Musschenbroek of... [DOC] [TLE] Leyden jar - Engineering and Technology History Wiki [PAR] The Leyden jar was the first device capable of storing an electric charge.