GENEVA, Aug. 25 -- DENKA COMPANY LIMITED (1-1, Nihonbashi-Muromachi 2-chome, Chuo-ku, Tokyo1038338), デンカ株式会社 (東京都中央区日本橋室町二丁目1番1号) filed a patent application (PCT/JP2025/004791) for "SILICON NITRIDE SINTERED COMPACT AND CIRCUIT BOARD" on Feb 13, 2025. With publication no. WO/2025/173745, the details related to the patent application was published on Aug 21, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): SUZUKI Nobuya (c...