Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › System and method for supplying passively filtered ram air to a hydrogen fuel cell of a UAV

System and method for supplying passively filtered ram air to a hydrogen fuel cell of a UAV

US Patent 11866169 · Granted Jan 9, 2024

Estimated economic value: $14,550,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Fuel cells configured to deliver bi-polar high voltage DC power2024
Fuel cell powered aircraft with a cathode convertible between oxygen and air and2024
Fuel cell stack array2023
Fuel cell cathode air pressure management systems2023
Structural gaseous material storage tank2023
Fuel cells configured to deliver bi-polar high voltage DC power2023
Autonomous hydrogen refueling2022
Fuel cell powered line-replaceable thrust module2022
Fuel cell powered aircraft with a cathode convertible between oxygen and air and2022
Air-cooled fuel-cell freeze-protection system2021
Mobile autonomous hydrogen refueling station2021
Method to thaw frozen coolant in a fuel cell system2014