The Universitat Jaume I team has recently patented the parallel combination of electronic conductors with redox electrolytes to increase the thermoelectric performance:
J. García-Cañadas, L. Márquez-García, M. Solis-de la Fuente, S. Castro-Ruiz. Thermoelectric devices influenced by redox species. Spanish patent ES2934182 B2 (30/11/2023).