Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681851 | Emulsified compositions of 1,4-bis(bromoacetoxy)-2-butene useful as a microbicide and preservative | James Cheng Lee, Xiangdong Zhou | 1997-10-28 |
| 5661149 | Synergistic antimicrobial compositions containing 1-hydroxymethylpyrazole and a preservative | Xiangdong Zhou | 1997-08-26 |
| 5654330 | Synergistic antimicrobial compositions containing a halogenated acetophenone and an organic acid | David Oppong | 1997-08-05 |
| 5633278 | Synergistic antimicrobial compositions containing methylene-bis (thiocyanate) and an organic acid | David Oppong | 1997-05-27 |