Luka; Helmut
Patent Applications and Registrations
Patent applications and USPTO patent grants for Luka; Helmut.The latest application filed is for "replaceable liquid filter".
- Luka; Helmut - Marbach DE
- Luka; Helmut - Kornwestheim DE
| Patent | Date |
|---|---|
| Liquid filter Grant 7,846,329 - Luka , et al. December 7, 2 | 2010-12-07 |
| Replaceable liquid filter Grant 7,553,409 - Luka , et al. June 30, 2 | 2009-06-30 |
| Replaceable liquid filter App 20060157394 - Luka; Helmut ; et al. | 2006-07-20 |
| Liquid filter App 20060131225 - Luka; Helmut ; et al. | 2006-06-22 |
| Cylindrical filter element Grant 6,994,768 - Jokschas , et al. February 7, 2 | 2006-02-07 |
| Filter with an annularly constructed filter medium Grant 6,852,217 - Jokschas , et al. February 8, 2 | 2005-02-08 |
| Cylindrical filter cartridge with support tube Grant 6,662,954 - Gottwald-Grill , et al. December 16, 2 | 2003-12-16 |
| Filter element suitable for filtering liquids App 20030146149 - Binder, Walter ; et al. | 2003-08-07 |
| Filter cartridge Grant 6,599,342 - Andress , et al. July 29, 2 | 2003-07-29 |
| Cylindrical filter element App 20030010707 - Jokschas, Guenter ; et al. | 2003-01-16 |
| Filter cartridge App 20020112459 - Andress, Heinz ; et al. | 2002-08-22 |
| Dual filter Grant 6,391,193 - Luka May 21, 2 | 2002-05-21 |
| Filter with an annularly constructed filter medium App 20020038780 - Jokschas, Guenter ; et al. | 2002-04-04 |
| Filter element for filtering liquid or gaseous media App 20020036165 - Sommer, Bruno ; et al. | 2002-03-28 |
| Cylindrical filter cartridge with support tube App 20020020662 - Gottwarld-Grill, Renate ; et al. | 2002-02-21 |
| Air filter for the interior of a motor vehicle Grant 5,879,423 - Luka , et al. March 9, 1 | 1999-03-09 |
| Filter Grant 5,620,505 - Koch , et al. April 15, 1 | 1997-04-15 |
| Filter insert Grant 5,618,324 - Sommer , et al. April 8, 1 | 1997-04-08 |
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