GENEVA, April 15 -- NIPPON TELEGRAPH AND TELEPHONE CORPORATION (5-1, Otemachi 1-chome, Chiyoda-ku, Tokyo1008116), 日本電信電話株式会社 (東京都千代田区大手町一丁目5番1号) filed a patent application (PCT/JP2023/036399) for "SPEECH SYNTHESIS TRAINING METHOD, SPEECH SYNTHESIS METHOD, SPEECH SYNTHESIS TRAINING DEVICE, SPEECH SYNTHESIS DEVICE, AND PROGRAM" on Oct 05, 2023. With publication no. WO/2025/074581, the details related to the patent application was published on Apr 10, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) sys...