Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399317 | Optical fiber bundle structure, optical fiber connection structure, and optical fiber bundle structure manufacturing method | Kengo Watanabe, Masanori Takahashi, Koichi Maeda, Shigehiro Takasaka | 2025-08-26 |
| 12248171 | Multi-core optical amplifying fiber, multi-core optical fiber amplifier, and optical communication system | Shigehiro Takasaka, Koichi Maeda | 2025-03-11 |
| 12222541 | Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure | Kohei KAWASAKI, Masayoshi Tsukamoto, Masanori Takahashi, Shigehiro Takasaka, Koichi Maeda | 2025-02-11 |
| 12204141 | Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure | Kohei KAWASAKI, Masayoshi Tsukamoto, Masanori Takahashi, Shigehiro Takasaka, Koichi Maeda | 2025-01-21 |