Inventor
Alfred Ziegenberg
Inventor
Villingen-Schwenningen, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Rprimary
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers38%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure13%
G01NInvestigating or analysing materials by determining their chemical or physical properties13%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock13%
H02KDynamo-electric machines13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1993Patents assigned to DAIMLER BENZ AG (4)· patent assignee history
1983–1993Based in Villingen-Schwenningen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DAIMLER BENZ AG | 4 | 1983–1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Villingen-Schwenningen, DE | 4 | 1983–1993 |