Inventor
Ingrid Hoffelner
Inventor
Knetzgau, DE
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Dprimary
F16DCouplings for transmitting rotation40%
F16FSprings17%
F16HGearing13%
H02KDynamo-electric machines13%
Y02TClimate change mitigation technologies related to transportation13%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
10,704,619Method for transmitting and damping torques202010,704,621Method for transmitting and damping torques202010,704,620Method for transmitting and dampening torques20209,765,839'Torsional vibration damping arrangement, in particular for the powertrain of a vehicle'20179,316,299'Hydrodynamic coupling device, in particular a torque converter'20169,303,744'Torsional vibration damping arrangement'20169,151,373'Hydrodynamic clutch device'20158,939,860'Hydrodynamic coupling device, in particular a torque converter'20157,021,448'Clutch disk for a friction clutch'20066,905,010'Friction clutch assembly'20056,892,870'Friction clutch'20056,702,082'Leaf spring arrangement, especially for attaching the pressure plate of a pressure plate assembly to a housing'20046,578,687'Pressure plate assembly for a friction clutch'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2020Based in Knetzgau, DE· patent location history
2015–2020Patents assigned to ZAHNRADFABRIK FRIEDRICHSHAFEN (8)· patent assignee history
2015–2017Patents assigned to HOFFELNER INGRID (5)· patent assignee history
2015–2016Patents assigned to KÜHNER MICHAEL (4)· patent assignee history
2015–2016Patents assigned to DÖGEL THOMAS (3)· patent assignee history
2015–2016Patents assigned to KOPP MATHIAS (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ZAHNRADFABRIK FRIEDRICHSHAFEN | 8 | 2015–2020 |
| HOFFELNER INGRIDself | 5 | 2015–2017 |
| KÜHNER MICHAEL | 4 | 2015–2016 |
| DÖGEL THOMAS | 3 | 2015–2016 |
| KOPP MATHIAS | 2 | 2015–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Knetzgau, DE | 13 | 2003–2020 |