Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831749 | Sagnac interferometer current sensor | Aritaka Ohno, Ryuji Usui, Masao Takahashi, Kinichi Sasaki | 2004-12-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831749 | Sagnac interferometer current sensor | Aritaka Ohno, Ryuji Usui, Masao Takahashi, Kinichi Sasaki | 2004-12-14 |