Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4699681 | Method of making a gas phase permeable filter | James W. Kasmark, Jr., Arthur H. Jones | 1987-10-13 |
| 4227904 | Gas phase permeable filter | James W. Kasmark, Jr., Arthur H. Jones | 1980-10-14 |