Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700575 | Water-insoluble ammonium polyphosphate particles | Masuo Iwata, Mika Seki, Kouji Inoue, Ryoji Takahashi, Masaya Tanaka | 1997-12-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700575 | Water-insoluble ammonium polyphosphate particles | Masuo Iwata, Mika Seki, Kouji Inoue, Ryoji Takahashi, Masaya Tanaka | 1997-12-23 |