Stralis Aircraft Patents

Patent portfolio assigned to Stralis Aircraft (verified via public assignee records). Hydrogen-electric aircraft (Brisbane, AU). has_patents=true based on repeated 'patent-pending' HTPEM fuel cell claims on own site and press; no granted-patent count disclosed (patent_count unknown). Google Patents assignee UI returned HTTP 503 this task so granted patents could not be directly confirmed. Partners EVIA AERO/Skytrans listed as flight-operating launch customers.