Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487288 | Additive concentrates for the formulation of lubricating oil compositions | Philip Skinner, Daniel Whyte, Jacob Emert | 2019-11-26 |
| 9023775 | Lubricating oil composition | Richard D. Bertram, Peter J. Dowding | 2015-05-05 |
| 8703676 | Marine engine lubrication | Richard D. Bertram, Peter J. Dowding, Joseph P. Hartley | 2014-04-22 |
| 8404627 | Detergent comprising C10 to C40 hydrocarbyl substituted hydroxybenzoates for reducing asphaltene precipitation | Richard D. Bertram, Peter J. Dowding | 2013-03-26 |
| 8399392 | Method of reducing asphaltene precipitation in an engine utilizing a C22 hydrocarbyl salicylate | Richard D. Bertram, Peter J. Dowding | 2013-03-19 |
| 8012918 | Detergent | Richard D. Bertram, Peter J. Dowding | 2011-09-06 |
| 5037751 | Microbial purified esterases | Mauro A. Bertola, Arthur F. Marx, Hein S. Koger, Wilhelmus J. Quax, Cornelis Jacobus Van Der Laken +2 more | 1991-08-06 |
| 4956284 | Process for producing 4-(2-methoxyethyl)-phenyl-glycidyl ether and/or metoprolol | Gareth T. Phillips, Brian W. Robertson, Mauro A. Bertola, Hein S. Koger, Arthur F. Marx | 1990-09-11 |
| 4886750 | Process for the preparation of a pharmaceutically active compound in a stereospecific form of the formula | Mauro A. Bertola, Arthur F. Marx, Hein S. Koger, Wilhelmus J. Quax, Cornelis Jacobus Van Der Laken +2 more | 1989-12-12 |