GENEVA, July 20 -- NGK INSULATORS, LTD. (2-56, Suda-cho, Mizuho-ku, Nagoya-shi, Aichi4678530), 日本碍子株式会社 (愛知県名古屋市瑞穂区須田町２番５６号), PANELSEMI CORPORATION (No.5, Ti Tang Gang Rd., Feng Hua Village, Xin Shi District, Tainan City74148), 方略電子股▲ふん▼有限公司 (台南市新市區豐華里堤塘港路５號) filed a patent application (PCT/JP2024/000493) for "LED DISPLAY DEVICE" on Jan 11, 2024. With publication no. WO/2...