| 9994173 |
Increasing the availability of ultrasound-based driver assistance systems in the event of undervoltage in the vehicle |
Michael Hering, Albrecht Klotz |
2018-06-12 |
| 9255991 |
Method and device for acoustically sensing an area |
Micha Kalbhenn, Albrecht Klotz, Juergen Schirmer, Thomas Treptow, Dirk Schmid +4 more |
2016-02-09 |
| 8059490 |
Ultrasonic sensor |
Hans Lubik, Oliver Hartig |
2011-11-15 |
| 7570544 |
Diaphragm cup for an ultrasonic transducer |
Micha Kalbhenn, Oliver Hartig |
2009-08-04 |
| 6532193 |
Ultrasound sensor |
Meike Fehse, Martin Noll, Waldemar Ernst |
2003-03-11 |
| 6465935 |
Ultrasonic transducer |
Dietmar Wannke, Dieter Karr, Meike Fehse, Martin Noll, Waldemar Ernst +1 more |
2002-10-15 |
| 6374676 |
Ultrasonic transducer |
Herbert Arnold, Dieter Karr, Meike Fehse, Waldemar Ernst |
2002-04-23 |
| 6318774 |
Modular device to be inserted into a vehicle bumper |
Dieter Karr, Meike Fehse, Martin Noll, Waldemar Ernst |
2001-11-20 |
| 5446332 |
Ultrasonic transducer |
Peter Knoll, Franz Pachner, Martin Noll, Michael Fischer |
1995-08-29 |
| 4888699 |
System of navigation for vehicles |
Peter Knoll, Winfried Konig |
1989-12-19 |
| 4731526 |
Process for picking up navigation data |
Peter Knoll, Winfried Konig, Thomas Walz |
1988-03-15 |
| 4552437 |
Internal masking layer to prevent parallax in an electro-optical display or indicator unit |
Karl Gantenbrink, Peter Knoll |
1985-11-12 |
| 4541693 |
Method of making color-neutral LCD indicators of low residual transmission |
Peter Knoll, Wolfgang Ziegler |
1985-09-17 |
| 4474058 |
Air flow rate meter for an internal combustion engine |
Ulrich Drews, Karl Staiger, Klaus Streit |
1984-10-02 |
| 4437339 |
Linearizing and control circuit for air flow rate meter |
Ulrich Drews, Peter Werner |
1984-03-20 |
| 4420971 |
Device for flowthrough rate measurement in an internal combustion engine |
Ulrich Drews |
1983-12-20 |
