Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354446 | Ceramic rotatable magnetron sputtering cathode target and process for its production | Akira Mitsui, Atsushi Hayashi | 1994-10-11 |
| 5344801 | High zirconia fused cast refractory | Toshihiro Ishino | 1994-09-06 |