Inventor
Hans-Gerd Eckel
Inventor
Laudenbach, DE
Overview
Patents· 29 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Fprimary
F16FSprings26%
Y10TTechnical subjects covered by former us classification18%
F16JPistons11%
F16DCouplings for transmitting rotation9%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock9%
F16CShafts7%
B60GVehicle suspension arrangements4%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%
F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
10,150,500Vibration absorber and vibration absorber assembly20189,212,721'Hydromount'20156,533,286'Radial shaft seal'20036,450,065'Speed-adaptive dynamic-vibration absorber'20026,345,552'Speed-adaptive vibration damper'20026,289,572'Sealing arrangement'20016,280,330'Two-mass flywheel with a speed-adaptive absorber'20016,095,304'Clutch assembly with actuation device supported by damper'20006,045,133'Sealing arrangement'20005,913,392'Active vibration canceler'19995,884,735'Speed-adaptive vibration dampener'19995,788,904'Method of making a sealing arrangement'19985,713,577'Sealing arrangement having multiple ring completely covered by elastomeric sealing material'19985,668,426'Rotational frequency sensing device with pulse generating wheel having two-axial position supporting sleeve'19975,666,862'Torsional vibration damper'19975,607,285'Pump drive apparatus'19975,558,592'Accessory drive'19965,516,123'U-shaped sealing member for sealing a valve cover having an impact absorber'19965,462,261'Switchable hydraulically damping mount'19955,452,781'Drive line for an automotive vehicle'19955,231,957'Resilient connecting device between an internal combustion engine and an intake pipe thereof'19934,984,777'Flexible bearing with a disk spring having an S-shaped spring constant curve'19914,982,937'Gas-operated spring'19914,952,194'Rotatable elastic coupling'19904,850,244'Flywheel'19894,825,718'Torsional vibration damper'19894,813,909'Elastic axial-rotation coupler'19894,761,020'Air suspension system'19884,728,314'Elastic axial-rotation coupler'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2003Patents assigned to FREUDENBERG CARL FA (24)· patent assignee history
1988–1989Based in Hirschberg, DE· patent location history
1989Based in Leutershausen, DE· patent location history
1990–2018Based in Laudenbach, DE· patent location history
1996–1999Patents assigned to FREUDENBERG CARL (3)· patent assignee history
2015Patents assigned to TRELLEBORGVIBRACOUSTIC GMBH (1)· patent assignee history
2018Patents assigned to VIBRACOUSTIC GMBH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FREUDENBERG CARL FA | 24 | 1988–2003 |
| FREUDENBERG CARL | 3 | 1996–1999 |
| TRELLEBORGVIBRACOUSTIC GMBH | 1 | 2015 |
| VIBRACOUSTIC GMBH | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Laudenbach, DE | 24 | 1990–2018 |
| Hirschberg, DE | 4 | 1988–1989 |
| Leutershausen, DE | 1 | 1989 |