Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084404 | Crankcase lubricating oil composition for protection of silver bearings in locomotive diesel engines | Melanie F. Tobias, Kenneth D. Nelson, Elaine S. Yamaguchi | 2011-12-27 |
| 7494961 | Polyphenolics as lubricant oil additives | Jesse Meyer | 2009-02-24 |
| 6235688 | Detergent containing lithium metal having improved dispersancy and deposit control | Jean-Louis Le Coent, Gerrit J. Polhaar, Ita Suharti Suwandi, William W. Willis, Jr. | 2001-05-22 |
| 5677270 | Methods for preparing normal and overbased phenates | William W. Willis, Jr., John McDonald, Torrey A. Pennebaker, Jean-Louis Le Coent | 1997-10-14 |
| 5529705 | Methods for preparing normal and overbased phenates | William W. Willis, Jr., Jean-Louis Le Coent | 1996-06-25 |
| 5397486 | Lubricating oil compositions for railroad diesel engines | — | 1995-03-14 |
| 5284594 | Dialkylamine complexes of borated alkyl catechols and lubricating oil compositions containing the same | Thomas V. Liston, Anatoli Onopchenko | 1994-02-08 |
| 5202039 | Trialkylamine complexes of certain borated alkyl catechols and lubricating oil compositions containing the same | Thomas V. Liston, Anatoli Onopchenko | 1993-04-13 |
| 5160650 | Monoalkylamine complexes of borated higher carbon number alkyl catechols and lubricating oil compositions containing the same | Thomas V. Liston, Anatoli Onopchenko | 1992-11-03 |
| 5160651 | Trialkylamine complexes of borated higher carbon number alkyl catechols and lubricating oil compositions containing the same | Thomas V. Liston, Anatoli Onopchenko | 1992-11-03 |
| 5160652 | Dialkylamine complexes of borated higher carbon number alkyl catechols and lubricating oil compositions containing the same | Thomas V. Liston, Anatoli Onopchenko | 1992-11-03 |
| 5141660 | Monoalkylamine complexes of borated alkyl catechols and lubricating oil compositions containing the same | Thomas V. Liston, Anatoli Onopchenko | 1992-08-25 |
| 5061390 | Diethylamine complexes of borated alkyl catechols and lubricating oil compositions containing the same | Thomas V. Liston, Anatoli Onopchenko | 1991-10-29 |
| 4975211 | Diethylamine complexes of borated alkyl catechols and lubricating oil compositions containing the same | Thomas V. Liston, Anatoli Onopchenko | 1990-12-04 |
| 4643838 | Normally liquid C.sub.18 to C.sub.24 monoalkyl catechols | Thomas V. Liston, Warren Lowe | 1987-02-17 |
| 4632771 | Normally liquid C.sub.14 to C.sub.18 monoalkyl catechols | Thomas V. Liston, Warren Lowe | 1986-12-30 |
| 4629576 | Method for improving fuel economy of internal combustion engines using borated 1,2-alkanediols | — | 1986-12-16 |
| 4615827 | Method for reducing brake noise in oil-immersed disc brakes | — | 1986-10-07 |
| 4563293 | Method for improving fuel economy of internal combustion engines using borated 1,2-alkanediols | — | 1986-01-07 |
| 4394276 | Method for improving fuel economy of internal combustion engines using sulfur-containing alkanediols | — | 1983-07-19 |
| 4394277 | Method for improving fuel economy of internal combustion engines using borated sulfur-containing 1,2-alkane diols | — | 1983-07-19 |
| 4384967 | Lubricant composition containing an alkali metal borate and a sulfur-containing polyhydroxy compound | Christopher G. Salentine | 1983-05-24 |
| 4379066 | Method for reducing brake noise in oil-immersed disc brakes | — | 1983-04-05 |
| 4362636 | Crankcase lubricant and method for improving fuel economy of internal combustion engines utilizing same | — | 1982-12-07 |