GENEVA, Sept. 21 -- RESONAC CORPORATION (9-1, Higashi-Shimbashi 1-chome, Minato-ku, Tokyo1057325), 株式会社レゾナック (東京都港区東新橋一丁目9番1号) filed a patent application (PCT/JP2024/009837) for "RESONANT SOUND ABSORBER" on Mar 13, 2024. With publication no. WO/2025/191751, the details related to the patent application was published on Sep 18, 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): UNNO Mitsuo (c/o Resonac Corporation, 9-1, Higashi-Sh...