Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880773 | Superconducting material and a method for preparing the same | Saburo Tanaka, Nobuhiko Fujita, Shuji Yazu, Tetsuji Jodai | 1989-11-14 |
HI
Hideo Itozaki
Overall (1989): #105,294 of 140,708Top 75%
1
Patents 1989