e-Zinc Patents

Patent portfolio assigned to e-Zinc (verified via public assignee records). Toronto, Canada; zinc-based long-duration energy storage. Competitors are LDES peers (per LDES Council / energy-storage.news). Customers/partners: Toyota Tsusho + California Energy Commission (pilot demonstration partners/offtake), MHI (investor + decarbonization collaboration) - relationships are demonstration/partner rather than pure paying. Patents confirmed under assignee 'e-Zn Inc.' on Justia (exact count not visible).