Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6177047 | Water-treatment composition and method of use | Krzysztof Kuczynski | 2001-01-23 |
| 5606106 | Hexamethlene phosphonate concentrate | — | 1997-02-25 |
| 4728460 | Aminomethylenephosphonic acid solutions | Bronislav H. May | 1988-03-01 |
| 4615840 | Aminomethylenephosphonic acid solutions | Bronislav H. May | 1986-10-07 |
| 4477390 | Aminomethylenephosphonic acid solutions | Bronislav H. May | 1984-10-16 |