Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10095245 | Flow optimiser | Daniel Nutt | 2018-10-09 | |
| 8786123 | Turbine assembly | — | 2014-07-22 | |
| 5792730 | Lubricating oil succinimide dispersants derived from heavy polyamine | Antonio Gutierrez, Jacob Emert, Robert D. Lundberg | 1998-08-11 | $851,848,000 |
| 5164101 | Method for reducing piston deposits | Darrell W. Brownawell, Warren A. Thaler, Paul K. Ladwig | 1992-11-17 | $115,554,000 |
| 5068044 | Method for reducing piston deposits | Darrell W. Brownawell, Warren A. Thaler, Paul K. Ladwig | 1991-11-26 | $45,528,000 |
| 4906389 | Method for reducing piston deposits | Darrell W. Brownawell, Warren A. Thaler, Paul K. Ladwig | 1990-03-06 | $34,995,000 |