Birdstop Patents

Patent portfolio assigned to Birdstop (verified via public assignee records). Autonomous BVLOS drone + docking-station remote-sensing company for critical infrastructure (Bay Area/Detroit). Birdstop, Inc. appears as a patent assignee on Justia (inventors incl. Keith Miao); press also references 'patented technology' -> has_patents true. Homepage shows only press logos (NYT, Fox 2 Detroit), not named customers, so customer list left empty. Exact patent count not confirmable (Google Patents/Justia direct fetch blocked).