GENEVA, May 5 -- AGC INC. (5-1, Marunouchi 1-chome, Chiyoda-ku, Tokyo1008405), AGC株式会社 (東京都千代田区丸の内一丁目5番1号), TSUBASA SCIENCE CORPORATION (36-34, Shinoharadai-machi, Kohoku-ku, Yokohama-shi, Kanagawa2220024), つばさ真空理研株式会社 (神奈川県横浜市港北区篠原台町36番34号) filed a patent application (PCT/JP2024/037377) for "YTTRIUM-BASED PROTECTIVE FILM, METHOD FOR PRODUCING SAME, AND MEMBER" o...