Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857245 | Method of drying ceramic cylindrical bodies | Shinji Oshima | 1989-08-15 |
| 4810458 | Process for extrusion-molding ceramic bodies | Shinji Oshima | 1989-03-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857245 | Method of drying ceramic cylindrical bodies | Shinji Oshima | 1989-08-15 |
| 4810458 | Process for extrusion-molding ceramic bodies | Shinji Oshima | 1989-03-07 |