Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4627878 | Method of producing porous magnesia clinker | Hiroshi Hagiwara, Masaru Shirasaka | 1986-12-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4627878 | Method of producing porous magnesia clinker | Hiroshi Hagiwara, Masaru Shirasaka | 1986-12-09 |