Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6398977 | Strontium iron oxide particle powder and process for producing the same | Tatsuya Nakamura, Yoji Okano | 2002-06-04 |
| 6337132 | Layered rock salt-type oxide particle powder and process for producing the same | Tatsuya Nakamura | 2002-01-08 |