Climate & Energy
Patent of the Week: A Catalyst That Splits Water Using Sunlight
Green hydrogen usually means electricity plus an electrolyzer. A June 2026 grant claims a catalyst for splitting water with sunlight more directly.
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12 articles indexedClimate & Energy
Why EnergyDocket Reads the Energy Transition Through Patents, Not Press Releases
The energy sector runs on superlatives. Our house rule is simpler: show me the document. Here's what that discipline turns up across a dozen stories.
Patent of the Week
Climate & Energy
Patent of the Week: Rondo's Heat Battery That Stores Energy in Hot Bricks
A June 2026 grant describes long-duration storage that holds energy as heat in cheap material, then runs it through a power cycle. Here's the claim.
Climate & Energy
Perovskite Solar Cells: The Efficiency Promise, and the Word the Patents Keep Repeating
Perovskites could push solar past silicon's ceiling. Read the patents and one concern shows up again and again: stability.
Climate & Energy
How a Grid Battery Actually Earns Its Keep: Frequency Regulation, Explained
A utility-scale battery rarely makes money on energy arbitrage alone. The patents reveal the real revenue line — and it's measured in seconds.
Climate & Energy
Sodium-Ion Batteries, Explained Through the Cathode Patents Driving Them
The cheapest path off the lithium supply chain might be the element in table salt. The patents show what's gating it — and it's the cathode.
Climate & Energy
Why Lithium Can't Do Everything: The Chemistries Built for Long-Duration Storage
Lithium owns the four-hour battery. The grid's harder problem is the multi-day gap — and the patents point to entirely different chemistries.
Climate & Energy
What 'Grid-Forming' Inverters Are — The Patents Behind the Interconnection Fix
As fossil generators retire, something has to hold the grid's heartbeat steady. A set of GE patents shows what's quietly replacing the spinning machine.
Climate & Energy
How a Heat Pump Actually Works — and Why It's the Quiet Workhorse of Electrification
A heat pump doesn't make heat; it moves it. That one fact is why it can deliver three units of warmth per unit of electricity — and the patents show the catch.
Climate & Energy
What a Solid-State Battery Actually Is — Read Through Toyota's Own Patents
The chemistry everyone calls the future of EVs swaps one component. The patents on it explain the promise, and the hard part nobody advertises.
Climate & Energy
Why EV Fast-Charging Lives or Dies on Thermal Management — A MicroVast Patent
The limit on how fast you can charge an EV isn't the charger. It's keeping the battery from cooking itself. A 2025 grant is all about that.
Climate & Energy
What a Microinverter Actually Does — Read Through an Enphase Patent
Most rooftop solar quietly depends on a small box under each panel. A 2025 Enphase grant shows why the architecture won, and where it's going next.