ZF FRIEDRICHSHAFEN AG
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- 11 1,715 US PATENTS IN FORCE
- 350 US APPLICATIONS PENDING
- Feb 01, 2018 most recent publication
Details
- 1,715 Issued Patents
- 491 Issued in last 3 years
- 333 Published in last 3 years
- 21,235 Total Citation Count
- Jan 04, 1977 Earliest Filing
- 1,870 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
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Technology
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Top Patents (by citation)
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Patent #
Title
Filing Date
Issue Date
Intl Class
CITATIONS
5497326
Intelligent commutation pulse detection system to control electric D.C. motors used with automobile accessories
Aug 03, 94
Mar 05, 96
[G05B, G05G]
66
- No Patents to Display
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2018/0031,095
DOUBLE CLUTCH TRANSMISSION AND METHOD FOR OPERATING A DOUBLE CLUTCH TRANSMISSION
Jan 11, 16
Feb 01, 18
[F16H]
2018/0031,096
DOUBLE CLUTCH TRANSMISSION AND METHOD FOR OPERATING A DOUBLE CLUTCH TRANSMISSION
Jan 11, 16
Feb 01, 18
[F16H]
2018/0023,686
METHOD AND DEVICE FOR PRODUCING A BEARING ELEMENT OF A SHIFTING DEVICE FOR A VEHICLE TRANSMISSION, AND BEARING ELEMENT AND SHIFTING DEVICE FOR A VEHICLE TRANSMISSION
Jan 11, 16
Jan 25, 18
[F16H, B29C]
2017/0369,040
Hydraulic Valve System for Actuating a Parking Lock Device
Jun 22, 17
Dec 28, 17
[F16H, F16D, B60T, F15B]
2017/0370,312
METHOD FOR OPERATING A DRIVE TRAIN FOR A MOBILE VEHICLE
May 04, 17
Dec 28, 17
[F16H, F02D]
- No Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9879751
Torsional vibration damping arrangement for the powertrain of a vehicle
Jul 07, 14
Jan 30, 18
[F16H, F16F]
9869371
Automatic transmission and a dog clutch for an automatic transmission
Jun 03, 15
Jan 16, 18
[F16H, F16D]
9866158
Method and arrangement for monitoring a permanently excited synchronous machine
Feb 28, 17
Jan 09, 18
[G01R, H02P]
9856923
Method for actuating a hydraulic medium supply system of an automatic transmission
Feb 06, 15
Jan 02, 18
[F16H, F16D]
- No Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2016/0251,031
AUXILIARY FRAME WITH CROSSMEMBER AND SUSPENSION LEG TURRET
ABAN
Sep 15, 14
Sep 01, 16
[B62D]
2016/0031,000
Method And Device For Producing A Cast Workpiece
ABAN
Feb 13, 14
Feb 04, 16
[B22C, B22D]
2015/0369,333
Torsional Vibration Damping Arrangement For The DriveTrain Of A Vehicle
ABAN
Jan 09, 14
Dec 24, 15
[F16H, F16F]
2015/0291,169
METHOD FOR FREEING A VEHICLE BY ROCKING WHEN THE VEHICLE GOT STUCK
ABAN
Apr 13, 15
Oct 15, 15
[B60W]
2015/0291,170
METHOD FOR FREEING A VEHICLE BY ROCKING WHEN THE VEHICLE GOT STUCK
ABAN
Apr 13, 15
Oct 15, 15
[B60W]
2015/0276,002
Damping Valve Arrangement With A Multistage Damping Force Characteristic
ABAN
Mar 24, 15
Oct 01, 15
[F16F]
- No Patents to Display
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