Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894061 | Container for and method of preserving and increasing bactericidal property of positive silver ions solutions | — | 1990-01-16 |
| 4710282 | Device for siliverizing running water | Maryan Chak | 1987-12-01 |