Inventor
Stephan Ahlborn
Inventor
Senden, DE
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B03Cprimary
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids29%
F01MLubricating of machines or engines in general21%
H01RElectrically-conductive connections14%
F02BInternal-combustion piston engines7%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof7%
G01MTesting static or dynamic balance of machines or structures7%
Y02TClimate change mitigation technologies related to transportation7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
7,473,305'Self-flushing electrostatic separator'20097,115,153'Electric separator with a rinsing cleaning system'20067,100,587'Device for the ventilation of the crankcase of an internal combustion engine'20066,635,105'Electrostatic precipitator'20036,599,144'Sealed testable electrical contact arrangement'20035,911,213'Process for operating an electric filter for a crankcase ventilator'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2003Patents assigned to WALTER HENGST GMBH & CO KG FA (2)· patent assignee history
1999–2009Based in Senden, DE· patent location history
2003Patents assigned to HENGST WALTER GMBH & CO KG (1)· patent assignee history
2006–2009Patents assigned to HENGST GMBH & CO KG (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HENGST GMBH & CO KG | 3 | 2006–2009 |
| WALTER HENGST GMBH & CO KG FA | 2 | 1999–2003 |
| HENGST WALTER GMBH & CO KG | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Senden, DE | 6 | 1999–2009 |