Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5430824 | Optical fibre, waveguide, and optical active device | Yoshiki Chigusa, Masashi Onishi, Minoru Watanabe, Izumi Sankawa | 1995-07-04 |
| 5232901 | Method of producing superconducting ceramic wire having protective metal coating thereon | Masashi Onishi, Yoshiki Chigusa, Minoru Watanabe | 1993-08-03 |
| 5229357 | Method of producing superconducting ceramic wire and product | Masashi Onishi, Tetsuya Ohsugi, Gotaro Tanaka | 1993-07-20 |
| 4975416 | Method of producing superconducting ceramic wire | Masashi Onishi, Tetsuya Ohsugi, Gotaro Tanaka | 1990-12-04 |