Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308520 | Heterocyclic compounds useful as additives for lubricant and fuel compositions | Joseph W. Pialet | 1994-05-03 |
| 5281346 | Two-cycle engine lubricant and method of using same comprising alkali or alkaline earth metal salts of carboxylic aromatic acids | William K. S. Cleveland | 1994-01-25 |
| 5178786 | Corrosion-inhibiting compositions and functional fluids containing same | Richard W. Jahnke, Theodore Otto Johnson, Jr., John W. Forsberg | 1993-01-12 |
| 5039436 | Coupled polyamine lubricant additives derived from hydrocarbyl polynitriles and polyamines | — | 1991-08-13 |
| 4976881 | Coupled polyamine lubricant additives derived from hydrocarbyl polynitriles and polyamines | — | 1990-12-11 |
| 4938884 | Coupled phosphorus-containing amides | Carmen V. Luciani | 1990-07-03 |
| 4921992 | Process for manufacturing amides | Darryl W. Kinzer | 1990-05-01 |
| 4906392 | Coupled polyamine lubricant additives derived from hydrocarbyl polynitriles and polyamines | — | 1990-03-06 |
| 4876374 | Process for manufacturing amides | Darryl W. Kinzer | 1989-10-24 |
| 4784782 | Heterocyclic compounds useful as additives for lubricant and fuel compositions | Joseph W. Pialet | 1988-11-15 |
| 4770801 | Coupled phosphorus-containing amides, precursors thereof and lubricant compositions containing same | Carmen V. Luciani | 1988-09-13 |
| 4670169 | Coupled phosphorus-containing amides, precursors thereof and lubricant compositions containing same | Carmen V. Luciani | 1987-06-02 |