Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340471 | Portable cooking oil filter apparatus | J. Michael Williams | 1994-08-23 |
| 5331177 | Turbidity sensor with analog to digital conversion capability | David Kubisiak | 1994-07-19 |