Inventor
David Fricker
Inventor
Oberhoffen sur Moder, FR
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Pprimary
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters23%
G01BMeasuring length, thickness or similar linear dimensions15%
G01RMeasuring electric variables15%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables8%
D01HSpinning or twisting8%
G01DMeasuring not specially adapted for a specific variable8%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure8%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes8%
H02KDynamo-electric machines8%
PatentTitleYear
10,101,146Method and device for the sensor-free position determination of an electronically commutated electric machine20189,285,428'Method or voltage detection system for determining a correction parameter for a measurement channel and for detecting a terminal voltage of an electric motor'20168,981,693'Method and apparatus for determining a zero crossing of a phase current of an electronically commutated electrical machine, in particular for determining a rotor position of the electrical machine'20158,659,247'Control device and method for controlling an electronically commutated motor, and motor'20147,589,522'Method and apparatus for contactless detection of the rotational angle of a rotatable element'20094,904,892'Spindles for a spinning machine with individual drives'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990Patents assigned to ZINSER TEXTILMASCHINEN GMBH (1)· patent assignee history
1990Based in Spreitenbach, CH· patent location history
2009–2018Patents assigned to BOSCH GMBH ROBERT (5)· patent assignee history
2009Based in Kaltenhouse, FR· patent location history
2014–2018Patents assigned to FRICKER DAVID (4)· patent assignee history
2014–2018Based in Oberhoffen sur Moder, FR· patent location history
2018Patents assigned to REISS ALEXANDER (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOSCH GMBH ROBERT | 5 | 2009–2018 |
| FRICKER DAVIDself | 4 | 2014–2018 |
| REISS ALEXANDER | 1 | 2018 |
| ZINSER TEXTILMASCHINEN GMBH | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Oberhoffen sur Moder, FR | 4 | 2014–2018 |
| Kaltenhouse, FR | 1 | 2009 |
| Spreitenbach, CH | 1 | 1990 |