Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256715 | Process for preparing crystalline phosphonitrilic chloride oligomers | Yuzuru Ogata, Masayoshi Suzue | 1981-03-17 |
| 4248845 | Process for preparing crystalline phosphonitrilic chloride oligomers | Yuzuru Ogata, Masayoshi Suzue | 1981-02-03 |
| 4247332 | Flame retarder having anti-blooming property | Shuji Masuda, Tetuo Hasegawa | 1981-01-27 |
| 4239542 | Water-soluble flame retarder and process for preparing the same | Shuji Masuda, Tetuo Hasegawa | 1980-12-16 |