Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880773 | Superconducting material and a method for preparing the same | Hideo Itozaki, Saburo Tanaka, Nobuhiko Fujita, Shuji Yazu | 1989-11-14 |
| 4866032 | Method and apparatus for producing thin film of high to superconductor compound having large area | Naoji Fujimori, Keizo Harada, Shuji Yazu | 1989-09-12 |