Ruhle; Martin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ruhle; Martin.The latest application filed is for "method for producing a light-alloy bearing bush with a rough external surface".
- Ruhle; Martin - Stuttgart DE
| Patent | Date |
|---|---|
| Method for producing a light-alloy bearing bush with a rough external surface Grant 6,957,489 - Bing , et al. October 25, 2 | 2005-10-25 |
| Method of producing by casting a piston with a cooled ring carrier Grant 6,837,298 - Ruhle January 4, 2 | 2005-01-04 |
| Method for producing a light-alloy bearing bush with a rough external surface App 20040163256 - Bing, Karlheinz ; et al. | 2004-08-26 |
| Method of producing by casting a piston with a cooled ring carrier App 20040026062 - Ruhle, Martin | 2004-02-12 |
| Piston with cooling channel Grant 5,947,065 - Bing , et al. September 7, 1 | 1999-09-07 |
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