Eos Energy Enterprises, ESS Inc and Energy Vault have increased their revenues and narrowed losses, according to financial results from the three ‘non-lithium’ energy storage companies.

Energy Vault has connected its first commercial EVx gravity-based energy storage system to the grid in China, while construction has been launched on three others, all-in-all totalling 468MWh of capacity.

Patent lawyer Ben Lincoln from Potter Clarkson looks at gravity energy storage and what sort of IP is looking to be protected.

Another look at the fortunes of a trio of long-duration energy storage (LDES) providers with non-lithium technologies.

Ben Lincoln, energy expert at intellectual property law firm Potter Clarkson, looks at patent filing activity in energy storage technologies outside the world of electrochemical batteries.

Energy Vault has secured a US licensing deal for its gravity energy storage technology and awards covering its other technologies there and in Southeast Asia, it said in its Q2 results.

Energy Vault has started commissioning its first commercial EVx gravity energy storage project in Rudong, China.

Energy-Storage.news caught up with Energy Vault CEO Robert Piconi to primarily discuss its gravity-based energy storage solution which, putting it mildly, has its fair share of sceptics.

Energy Vault will reveal new form factors to its EVx gravity-based energy storage solution which could deliver the “lowest cost of energy storage in the world”, CEO Robert Piconi claimed to Energy-Storage.news.

At look at the fortunes, prospects and claims made by three energy storage technology firms that joined the SPAC-driven public listing wave.