ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,331, issued on Sept. 8, was assigned to CANON K.K. (Tokyo). "Diffractive optical element, optical system, image pickup apparatus, and displ... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,332, issued on Sept. 8, was assigned to Actutek Corp. (Taoyuan City, Taiwan). "Optical system" was invented by Chia-Che Wu (Taoyuan City, T... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,333, issued on Sept. 8, was assigned to Essilor International (Charenton-le-pont, France). "Method for determining an ophthalmic lens" was ... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,334, issued on Sept. 8, was assigned to Essilor International (Charenton-le-Pont, France). "Eyewear for a subject having an eye provided wi... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,335, issued on Sept. 8, was assigned to TEAMWORKS GLASSES CORP. (Tainan, Taiwan). "Interchangeable decorative accessory device for spectacl... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,336, issued on Sept. 8, was assigned to Sumitomo Osaka Cement Co. Ltd. (Tokyo). "Optical waveguide device, and optical modulation device an... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,337, issued on Sept. 8, was assigned to INFOVISION OPTOELECTRONICS (KUNSHAN) Co. LTD. (Suzhou, China). "Wide and narrow viewing angle-switc... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,338, issued on Sept. 8, was assigned to E Ink Holdings Inc. (Hsinchu, Taiwan). "E-paper display panel" was invented by Chia-Ming Hsieh (Hsi... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,339, issued on Sept. 8, was assigned to Manufacturing Resources International Inc. (Alpharetta, Ga.). "Display unit with monitoring feature... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,341, issued on Sept. 8, was assigned to Beijing BOE Sensor Technology Co. Ltd. (Beijing) and BOE TECHNOLOGY GROUP Co. LTD. (Beijing). "Dimm... और पढ़ें