| 6835448 |
Friction material designed for fitting to a device employing friction in a liquid medium, and a method of producing such a friction material and the device to which it is fitted |
Denis Menard, Richard Guerin, Jean-Pierre Boutaud |
2004-12-28 |
| 6619418 |
Friction material for a dry friction device, a method of making such a dry friction material, and a dry friction device equipped with such a material |
Richard Guerin |
2003-09-16 |
| 6228152 |
Filtering device for equipping a ventilation and/or heating and/or air conditioning unit, more particularly for a motor vehicle |
Richard Guerin, Claude Navarro |
2001-05-08 |
| 6200368 |
Combined filter device for filtering out particles and gases |
Richard Guerin, Claude Legrand |
2001-03-13 |
| 5807518 |
Friction material designed for fitting to a device employing friction in a liquid medium, and the method of producing such a friction material and the device to which it is fitted |
Denis Menard, Jean-Pierre Boutaud, Richard Guerin |
1998-09-15 |