GENEVA, March 10 -- TOKYO UNIVERSITY OF SCIENCE FOUNDATION (1-3, Kagurazaka, Shinjuku-ku, Tokyo1628601), 学校法人東京理科大学 (東京都新宿区神楽坂一丁目3番地), TOSOH CORPORATION (4560, Kaisei-cho, Shunan-shi, Yamaguchi7468501), 東ソー株式会社 (山口県周南市開成町4560番地) filed a patent application (PCT/JP2025/030104) for "FILAMENT, METHOD FOR PRODUCING FILAMENT, METHOD FOR PRODUCING CERAMIC MATRIX COMPOSITE PRECURSOR, AND METHOD FOR PRODUCING CERAMIC MATRIX CO...