Inventor
Karleugen Habfast
Inventor
Bremen, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps33%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers33%
B01DSeparation17%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
PatentTitleYear
5,424,539'Process for the analysis of gaseous components by mass spectrometry'19955,043,575'Process for the mass-spectrometric investigation of isotopes, as well as isotope mass spectrometer'19914,230,907'Dynamic loudspeaker able to be driven at increased steady power'19804,138,593'Moving voice coil loudspeaker with heat dissipating enclosure'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1980Patents assigned to BRAUN AG (2)· patent assignee history
1979–1980Based in Schwalbach, DE· patent location history
1991Patents assigned to FINNIGAN MAT GMBH (1)· patent assignee history
1991–1995Based in Bremen, DE· patent location history
1995Patents assigned to FINNEGAN MAT GMBH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BRAUN AG | 2 | 1979–1980 |
| FINNEGAN MAT GMBH | 1 | 1995 |
| FINNIGAN MAT GMBH | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bremen, DE | 2 | 1991–1995 |
| Schwalbach, DE | 2 | 1979–1980 |