Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878193 | Filter material and method of making same | — | 2005-04-12 |
| 5569489 | Machine and method of making a filter | — | 1996-10-29 |
| 5338340 | Filter and method of making same | Joseph Brown | 1994-08-16 |
| 5124177 | Filter and method of making same | Joseph Brown | 1992-06-23 |
| 4699681 | Method of making a gas phase permeable filter | Myron L. Dooley, Arthur H. Jones | 1987-10-13 |
| 4227904 | Gas phase permeable filter | Myron L. Dooley, Arthur H. Jones | 1980-10-14 |