Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643497 | Aqueous zirconia sol and method of preparing same | Takao Kaga, Fumio Saito, Hiroaki Tanaka | 1997-07-01 |
| 5620637 | Preparation of sintered zirconia body | Takao Kaga, Yuzi Hoshi | 1997-04-15 |