Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352426 | Method for the preparation of coprecipitated carbonate of lanthanum, cerium and terbium | Yuji Kimura, Shigeru Sakai | 1994-10-04 |
| 5332558 | Rare earth oxide powder and method for the preparation thereof | Masami Kaneyoshi, Tomoyuki Yamada | 1994-07-26 |
| 5286688 | Rare earth oxide powder | Fumihiko Saito, Yuji Kimura | 1994-02-15 |