ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,218, issued on April 14, was assigned to Xuejun Liu (Xiamen, China). "Shutter assembly" was invented by Xuejun Liu (Xiamen, China). Accor... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,219, issued on April 14. "Flood protection barrier and a flood protection barrier monitoring and control system" was invented by Patrick M... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,220, issued on April 14, was assigned to CornellCookson LLC (Mountain Top, Pa.). "Nesting stacking grille" was invented by Cole Price (Peo... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,221, issued on April 14. "Ladder that facilitates the contraction of handrails" was invented by Miaoren Chen (Jinhua, China). According t... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,222, issued on April 14, was assigned to LITTLE GIANT LADDER SYSTEMS LLC (Springville, Utah). "Ladders, feet for ladders and hinges for la... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,223, issued on April 14, was assigned to BAUER Spezialtiefbau GmbH (Schrobenhausen, Germany). "Drilling assembly" was invented by Matthias... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,224, issued on April 14, was assigned to Landmark Graphics Corp. (Houston). "Fault interpretation and feature learning on full azimuth sta... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,225, issued on April 14, was assigned to HELMERICH & PAYNE TECHNOLOGIES LLC (Tulsa, Okla.). "Apparatus and methods for controlling drillin... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,226, issued on April 14, was assigned to Baker Hughes Oilfield Operations LLC (Houston). "Tubular member with asymmetric burst and collaps... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,227, issued on April 14, was assigned to Halliburton Energy Services Inc. (Houston). "Downhole concentric wet-mate connector" was invented... और पढ़ें