Inventor
Christoph Steinmetz
Inventor
Ludwigsburg, DE
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Lprimary
F01LCyclically operating valves for machines or engines45%
Y10TTechnical subjects covered by former us classification17%
B23PMetal-working not otherwise provided for10%
F16CShafts7%
F16HGearing7%
B23KSoldering or unsoldering3%
B24BMachines, devices, or processes for grinding or polishing3%
C23CCoating metallic material3%
F01MLubricating of machines or engines in general3%
PatentTitleYear
10,669,902Valve drive for an internal combustion engine202010,480,570Method for producing a bearing assembly201910,087,787Method for producing a built camshaft20189,957,847Method for manufacturing a sliding tappet20189,957,854Valve for a valve device20189,797,278'Camshaft'20179,512,872'Bearing frame or cylinder head cover of an internal combustion engine'20166,718,923'Hydraulic play compensation element for a valve gear of an internal combustion engine'20046,688,269'Roller tappet'20046,640,761'Control device for an intake valve or exhaust valve of an internal combustion engine'20036,581,555'Method and device for opening and closing a valve of an internal combustion engine'20036,405,698'Roller tappet'20026,354,258'Lightweight valve'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2004Patents assigned to MAHLE VENTILTRIEB GMBH (6)· patent assignee history
2002–2020Based in Ludwigsburg, DE· patent location history
2016–2020Patents assigned to MAHLE INT GMBH (7)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MAHLE INT GMBH | 7 | 2016–2020 |
| MAHLE VENTILTRIEB GMBH | 6 | 2002–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ludwigsburg, DE | 13 | 2002–2020 |