ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,021, issued on Nov. 18, was assigned to TATSUNO Corp. (Tokyo).
"Receptacle, calibration device and filling apparatus" was invented by Tsutomu Otaki (Tokyo) and Takaaki Takeno (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "To provide a calibration device reliably accomplish communication filling without a great deal of labor when filling gaseous fuel (e.g., hydrogen gas) from a filling apparatus (e.g., a hydrogen filling apparatus) to a device to be filled (e.g., a hydrogen tank of an FCV) via the calibration device, and so on. A calibration device 100 according to the present invention includes a flowmeter 1; a filling nozzle 2 connected to t...