GENEVA, March 10 -- TOPPAN HOLDINGS INC. (5-1, Taito 1-chome, Taito-ku, Tokyo1100016), ＴＯＰＰＡＮホールディングス株式会社 (東京都台東区台東一丁目５番１号) filed a patent application (PCT/JP2025/029950) for "INK COMPOSITION" on Aug 26, 2025. With publication no. WO/2026/048804, the details related to the patent application was published on Mar 05, 2026.
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): T...