Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372976 | Vitreous china, method for preparing the vitreous china, sanitary-ware produced therefrom and glaze therefor | Toshiya Nishikawa | 1994-12-13 |
| 5346660 | Method of manufacturing powder molding | — | 1994-09-13 |