Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5435837 | Ion generation structure in environmental systems | Keith B. Lewis | 1995-07-25 |
| 5236478 | Lint trap unit | Keith B. Lewis | 1993-08-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5435837 | Ion generation structure in environmental systems | Keith B. Lewis | 1995-07-25 |
| 5236478 | Lint trap unit | Keith B. Lewis | 1993-08-17 |