Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5224534 | Method of producing refractory metal or alloy materials | Fumiyuki Shimizu, Masayasu Ito, Takeshi Akazawa | 1993-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5224534 | Method of producing refractory metal or alloy materials | Fumiyuki Shimizu, Masayasu Ito, Takeshi Akazawa | 1993-07-06 |