Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5345995 | Refractory element | Toshikazu Yano | 1994-09-13 |
| 5329785 | Refractory element | Akira Sakurai, Masahiro Shiotsu, Toshikazu Yano, Toshihiro Sugawara | 1994-07-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5345995 | Refractory element | Toshikazu Yano | 1994-09-13 |
| 5329785 | Refractory element | Akira Sakurai, Masahiro Shiotsu, Toshikazu Yano, Toshihiro Sugawara | 1994-07-19 |