Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4966432 | Optical coupler and process for preparation thereof | Hiroshi Okada, Masatoshi Toda, Shingo Suzuki, Manabu Kagami | 1990-10-30 |
| 4934787 | Mode scrambler | Kiyoshi Ichimura, Hiroshi Okada, Masatoshi Toda, Satoshi Takahashi | 1990-06-19 |
| 4911514 | Optical coupler and process for preparation thereof | Hiroshi Okada, Masatoshi Toda, Shingo Suzuki, Manabu Kagami | 1990-03-27 |