Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7615522 | Polymers produced by atom transfer radical polymerisation technique with structurally modified terminal groups | Paul Dubs, Peter Hänggi, Roger Martin, Andreas Muhlebach, Francois Rime | 2009-11-10 |
| 7026438 | Liquid phenolic sulphur-containing antioxidants | Paul Dubs, Roger Martin, David Eliezer Chasan, Gunnar Demme, James Robbins | 2006-04-11 |
| 6362138 | Heterocyclic thioethers as additives for lubricants | Samuel Evans, Alfred Dratva, Peter Hänggi | 2002-03-26 |
| 6255259 | Phosphorus-free multifunctional additives for lubricants | Alfred Dratva, Peter Hänggi | 2001-07-03 |
| 6150307 | Heterocyclic thioethers as additives for lubricants | Samuel Evans, Alfred Dratva, Peter Hänggi | 2000-11-21 |
| 6127327 | Polymeric multifunctional lubricant additives | Paul Dubs | 2000-10-03 |
| 6100406 | Benzothiazolylthio or thiadiazolylthio substituted phenols as multifunctional additives for lubricants | Alfred Dratva, Peter Hänggi | 2000-08-08 |
| 5922657 | .beta.-dithiophosphorylated porpionic acid in lubricants | Marc Ribeaud, Michael Fletschinger, Peter Rohrbach | 1999-07-13 |
| 5726339 | Thiocarbonyl allophanate derivatives used as lubricants | Peter Nesvadba | 1998-03-10 |
| 5663128 | Liquid antioxidants as stabilizers | Samuel Evans, Paul Dubs | 1997-09-02 |
| 5629422 | (Di)arylaminoalkyl 4-hydroxyphenylalkanecarboxylates | — | 1997-05-13 |
| 5629440 | Lubricant composition | Peter Nesvadba | 1997-05-13 |
| 5433873 | Phosphorus-free lubricant additives | — | 1995-07-18 |
| 5328621 | Dithiophosphates as antiwear additives | Paul Dubs | 1994-07-12 |
| 5320764 | Multifunctional lubricant additives | Kay S. Groninger, Miles J. Hutchings | 1994-06-14 |
| 5300243 | Lubricant composition | Peter Nesvadba | 1994-04-05 |
| 5262072 | Lubricant composition | Rolf Schumacher | 1993-11-16 |
| 5084195 | Lubricant composition comprising an allophanate extreme-pressure, anti-wear additive | Peter Nesvadba | 1992-01-28 |
| 5037568 | Lubricant compositions | Robert M. O'Neil, Kay S. Groninger, John David Payne | 1991-08-06 |
| 4965005 | Aminomethyl derivatives of monothiocarbamates and dithiocarbamates as additives for lubricants | — | 1990-10-23 |
| 4925580 | Thiadiazole derivatives as lubricant additives | — | 1990-05-15 |
| 4810399 | Aminomethyl derivatives of benzothiazolinethione as lubricant additives | Emyr Phillips | 1989-03-07 |
| 4803001 | Aminomethyl derivatives of benzothiazolinethione as lubricant additives | Emyr Phillips | 1989-02-07 |
| 4737302 | Aminomethyl derivatives of benzothiazolinethione as lubricant additives | Emyr Phillips | 1988-04-12 |
| 4734210 | Additives for lubricant compositions | Paul Dubs | 1988-03-29 |