Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626761 | Chemical and particulate filtration system/apparatus | John W. Howery | 1997-05-06 |
| 4620932 | Submicronic hydrophilic filter media | — | 1986-11-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626761 | Chemical and particulate filtration system/apparatus | John W. Howery | 1997-05-06 |
| 4620932 | Submicronic hydrophilic filter media | — | 1986-11-04 |