Issued Patents All Time
Showing 76–87 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373900 | Downhole milling tool | Harold H. Harvey, Jr. | 1994-12-20 |
| 5297630 | Downhole milling tool | Harold H. Harvey, Jr. | 1994-03-29 |
| 5150755 | Milling tool and method for milling multiple casing strings | Terry E. Cassel, Harold E. Payne | 1992-09-29 |
| 5086838 | Tapered cutting tool for reaming tubular members in well bore | Terry E. Cassel | 1992-02-11 |
| 5058666 | Cutting tool for removing materials from well bore | Harold H. Harvey, Jr. | 1991-10-22 |
| 5038859 | Cutting tool for removing man-made members from well bore | Harold H. Harvey, Jr. | 1991-08-13 |
| 5014778 | Milling tool for cutting well casing | Kenneth W. Winterrowd, Harold H. Harvey, Jr. | 1991-05-14 |
| 4978260 | Cutting tool for removing materials from well bore | Harold H. Harvey, Jr. | 1990-12-18 |
| 4938291 | Cutting tool for cutting well casing | James PRICE | 1990-07-03 |
| 4887668 | Cutting tool for cutting well casing | James PRICE | 1989-12-19 |
| 4796709 | Milling tool for cutting well casing | Kenneth W. Winterrowd, Harold H. Harvey, Jr. | 1989-01-10 |
| 4776394 | Hydraulic stabilizer for bore hole tool | Benjamin Foster | 1988-10-11 |