Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Using unwound tether length to measure altitude

Using unwound tether length to measure altitude

US Patent 12209884 · Granted Jan 28, 2025

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Payload receiver apparatus with payload platform and tether engager for use with2025
Visual and tactile confirmation of package presence for UAV aerial deliveries2025
Payload retrieval apparatus with internal unlocking feature and security feature2025
Package retrieval system with funneling mechanism2025
Stereo abort of unmanned aerial vehicle deliveries2025
Smart cargo bay door(s) for a UAV2024
UAV with open cargo bay and method of operation2024
Tether-based wind estimation2024
Autonomous control techniques for avoiding collisions with cooperative aircraft2024
Air scoop solar shield for UAV2024
Package coupling apparatus with strap and hanger for securing a package to a UAV2024
UAV with upper door including winch and method of operation2024