Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355014 | Stable calcium hypochlorite composition and method for manufacture thereof | Tsugio Murakami, Kazushige Igawa | 1982-10-19 |
| 4349519 | Purification of wet process phosphoric acid | Osamu Watanabe, Masaki Nakatani | 1982-09-14 |