Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11784291 | Light-emitting device | Shigeo Hayashi | 2023-10-10 |
| 11211531 | Light-emitting device | Shigeo Hayashi | 2021-12-28 |
| 5291573 | Optical fiber cable wound about overhead power transmission line | Satoru Yoshida | 1994-03-01 |
| 4715582 | Method of winding optical cable on aerial wire | Akitoshi Ikeda, Chitoshi Nishimura, Norio Katsuoka | 1987-12-29 |