Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798969 | Power feed system in transmission line between terminals of three-terminal station | Yoshiyuki Inoue, Masaaki Takahashi, Hitoshi Nishikawa, Hajime Ohta, Yoshikazu Kogure | 1989-01-17 |
| 4595284 | Method and apparatus for measuring distribution of elongation in an optical cable | Kiyofumi Mochizuki, Yoshihiro Ejiri | 1986-06-17 |
| 4506947 | Method and apparatus for core alignment of optical fibers | Hitoshi Yamamoto, Makoto Nunokawa, Yoshihiro Ejiri | 1985-03-26 |
| 4505540 | Spliced portion housing structure for optical fiber in optical submerged repeater | Kahei Furusawa, Makoto Nunokawa, Yoshihiro Ejiri, Hitoshi Yamamoto, Yoshihiko Yamazaki | 1985-03-19 |