ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,681, issued on Sept. 23, was assigned to SHIP AND OCEAN INDUSTRIES R&DCENTER (New Taipei, Taiwan).

"Mooring device and operating method thereof" was invented by Chun-Chia Huang (New Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a mooring device and operating method thereof. Specifically, the mooring device mainly comprises engaging module and a pressure control module. The engaging module comprises at least one actuator, at least one piston unit and at least one vacuum cup. Moreover, when a mooring object contacts the at least one actuator and actuates the at least one piston unit, the pressure contro...