ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,900, issued on April 14, was assigned to Halliburton Energy Services Inc. (Houston). "Acidizing compositions for improved fluid performanc... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,901, issued on April 14, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas). "Low viscosity polymer-based retarded acid" wa... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,902, issued on April 14, was assigned to UNIVERALS DISPLAY Corp. (Ewing, N.J.). "Organic electroluminescent materials and devices" was inv... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,903, issued on April 14, was assigned to UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY (Yongin-si, South Korea). "Delayed ... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,904, issued on April 14, was assigned to Red Bank Technologies LLC (Red Bank, N.J.). "Circularly polarized light emitting organic light em... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,906, issued on April 14, was assigned to Nano and Advanced Materials Institute Ltd. (Hong Kong). "Red-luminescent phosphor with long after... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,907, issued on April 14, was assigned to NATIONAL TSING HUA UNIVERSITY (Hsinchu City, Taiwan). "Semiconductor quantum dot structure and me... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,908, issued on April 14, was assigned to KANTO KAGAKU K.K. (Tokyo). "Etching solution and etching method for gold or gold alloy" was inven... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,909, issued on April 14, was assigned to RASA INDUSTRIES LTD. (Tokyo). "Etching solution composition" was invented by Sho Nagao (Tokyo), T... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,910, issued on April 14, was assigned to Cummins Inc. (Columbus, Ind.). "Updraft gasifier and method, apparatus, and system for biomass de... और पढ़ें