Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641070 | Shale shaker | — | 1997-06-24 |
| 5598930 | Shale shaker screen | Vincent D. Leone, Jeffrey E. Walker, Charles N. Grichar, Guy L. McClung, III | 1997-02-04 |
| D377656 | Screen | Vincent D. Leone | 1997-01-28 |