Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699461 | Optical fiber sensors and method for making the same | Hisashi Minemoto, Yukiko Yoshikawa, Daisuke Ishiko, Satoshi Ishizuka | 1997-12-16 |
| 5691837 | Magneto-optical element and optical magnetic field sensor using the same | Hisashi Minemoto, Daisuke Ishiko, Satoshi Ishizuka | 1997-11-25 |
| 5635830 | Optical magnetic field sensor employing differently sized transmission lines | — | 1997-06-03 |