Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10718201 | System and method for installing casing in a blind horizontal well | Michael D. Lubrecht, James M. Doesburg, Daniel W. Ombalski | 2020-07-21 |
| 9915141 | System and method for installing casing in a blind horizontal well | Michael D. Lubrecht, James M. Doesburg, Daniel W. Ombalski | 2018-03-13 |
| 9777467 | System for improving fluid collection from a well and method of construction | Daniel W. Ombalski, James M. Doesburg, Michael D. Lubrecht | 2017-10-03 |
| 9376869 | System and method for installing casing in a blind horizontal well | Michael D. Lubrecht, James M. Doesburg, Daniel W. Ombalski | 2016-06-28 |
| 6270352 | Adaptive problem selection | — | 2001-08-07 |
| 5178341 | Winder speed control apparatus | — | 1993-01-12 |
| 4888717 | Web lateral position control apparatus and method | James W. Jensen | 1989-12-19 |
| 4835720 | Obstructed-field-indicia-sensing device | James W. Jensen | 1989-05-30 |
| 4781317 | Phasing control system for web having variable repeat length portions | — | 1988-11-01 |
| 4757930 | Web indicia reference signal generating system | — | 1988-07-19 |
| 4592720 | Device for reheating and blow molding parisons | Larry M. Dugan, Bruce A. Moen, David E. Rasmussen, Christopher S. Derks, Richard L. Szabo +2 more | 1986-06-03 |