Assignee
EVERGREEN CRYOGENICS INC
US·1 granted patent·1 pending application·0 citations·filing 2023–2025
Technology mixF25J2
Top patents by PatentIndex Score
2 records- 0167US2026092734A1Method of Hydrogen Liquefaction Using Optimized Claude Refrigeration CyclesEVERGREEN CRYOGENICS INC·Filed 2025·Application pending·0 cites
- 0258US12516877B2Method of hydrogen liquefaction using optimized claude refrigeration cyclesEVERGREEN CRYOGENICS INC·Filed 2023·Granted Jan 6, 2026·0 cites·20 claims
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