Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882111 | Method for obtaining drain-cast hollow articles | — | 1989-11-21 |
| 4867662 | Slip casting mold | Hironobu Shimahara, Hiroaki Takahashi | 1989-09-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882111 | Method for obtaining drain-cast hollow articles | — | 1989-11-21 |
| 4867662 | Slip casting mold | Hironobu Shimahara, Hiroaki Takahashi | 1989-09-19 |