Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5275759 | Zirconia sol, method for production thereof, porous ceramic-producing slurry, and porous ceramic product obtained by use thereof | Shigemi Osaka, Kazuo Hata, Tsukawa Takahashi | 1994-01-04 |
| 5234870 | Zirconia sol and method for production thereof | Shigemi Osaka, Kazuo Hata, Tsukasa Takahashi | 1993-08-10 |