Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7682499 | Mineral insulating oil, a process for preparing a mineral insulating oil, and a process for using a mineral insulating oil | Ronald Wayne Dever | 2010-03-23 |
| 7531083 | Cycloalkane base oils, cycloalkane-base dielectric liquids made using cycloalkane base oils, and methods of making same | John R. Powers, Michael Smith, Abraham R. DeKraker | 2009-05-12 |
| 7094922 | Process for production of essentially chloride-free calcium sulfonate | Abraham Robert De Kraker, Krishna Rangraj Kaushik | 2006-08-22 |