Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4992191 | Sphere-like magnetite particles and a process for producing the same | Masaru Kawabata, Masao Kunishige, Nanao Horiishi, Koji Toda | 1991-02-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4992191 | Sphere-like magnetite particles and a process for producing the same | Masaru Kawabata, Masao Kunishige, Nanao Horiishi, Koji Toda | 1991-02-12 |