Inventor
Ralph Engelberg
Inventor
Ditzingen, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Lprimary
F01LCyclically operating valves for machines or engines25%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof17%
F16KValves17%
F02BInternal-combustion piston engines8%
F15BSystems acting by means of fluids in general8%
H01FMagnets8%
Y02TClimate change mitigation technologies related to transportation8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
9,651,163'Component for a magnetic actuator as well as a method for its manufacture'20179,093,210'Solenoid armature'20158,960,573'Device for injecting fuel'20158,899,270'Piston accumulator'20147,207,322'Supercharger installation with load control for internal combustion engines'20077,134,408'Device for the control of gas exchange valves'20066,948,462'Device for the control of at least one gas exchange valve'20056,915,731'Cylinder piston drive'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2017Patents assigned to BOSCH GMBH ROBERT (8)· patent assignee history
2005–2017Based in Ditzingen, DE· patent location history
2014–2017Patents assigned to ENGELBERG RALPH (4)· patent assignee history
2015–2017Patents assigned to BURGHARDT ANDREAS (2)· patent assignee history
2015–2017Patents assigned to RAGER JOCHEN (2)· patent assignee history
2015–2017Patents assigned to SCHMID JOHANNES (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOSCH GMBH ROBERT | 8 | 2005–2017 |
| ENGELBERG RALPHself | 4 | 2014–2017 |
| BURGHARDT ANDREAS | 2 | 2015–2017 |
| RAGER JOCHEN | 2 | 2015–2017 |
| SCHMID JOHANNES | 2 | 2015–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ditzingen, DE | 8 | 2005–2017 |