BARENREUTER; DIRK
Patent Applications and Registrations
Patent applications and USPTO patent grants for BARENREUTER; DIRK.The latest application filed is for "three-part oil scraper ring".
- BARENREUTER; DIRK - ODENTHAL DE
| Patent | Date |
|---|---|
| Three-part Oil Scraper Ring App 20210332885 - BOHNKE; FLORIAN ; et al. | 2021-10-28 |
| Multi-piece Oil Scraper Ring With Reduced Friction App 20210270368 - MACHLINER; STEPHAN ; et al. | 2021-09-02 |
| Scraper Ring For A Three-part Oil Scraper Ring And Three-part Oil Scraper Ring App 20210180695 - BARENREUTER; DIRK ; et al. | 2021-06-17 |
| Spacer Spring For A Three-part Oil Scraper Ring And Three-part Oil Scraper Ring Having Said Spacer Spring App 20210003217 - PELSOECZY; LASZLO ; et al. | 2021-01-07 |
| Two-part oil control ring having axial stabilization and twist compensation Grant 10,871,228 - Ruch , et al. December 22, 2 | 2020-12-22 |
| Two-part Oil Control Ring Having Axial Stabilization And Twist Compensation App 20190219168 - RUCH; FABIAN ; et al. | 2019-07-18 |
| Method for producing piston rings Grant 9,079,276 - Barenreuter , et al. July 14, 2 | 2015-07-14 |
| Piston Ring With Composite Coating App 20140096736 - Barenreuter; Dirk ; et al. | 2014-04-10 |
| Method For Coating At Least The Inner Face Of A Piston Ring And Piston Ring App 20130136861 - Barenreuter; Dirk ; et al. | 2013-05-30 |
| Oil wiper ring Grant 8,371,585 - Esser , et al. February 12, 2 | 2013-02-12 |
| Method For Producing Piston Rings App 20120319357 - Barenreuter; Dirk ; et al. | 2012-12-20 |
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