Inventor
Joachim Muehlschlegel
Inventor
Groebenzell, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating42%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications37%
F21VFunctional features or details of lighting devices or systems thereof5%
H01HElectric switches5%
H02HEmergency protective circuit arrangements5%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
PatentTitleYear
9,705,316'Overvoltage protection apparatus and luminaire having such an overvoltage protection apparatus'20179,681,505'Circuit arrangement and method for operating and dimming at least one LED'20178,354,801'Method for programming electronic operating devices for discharge lamps and electronic operating device for discharge lamps'20138,242,705'Frequency modulation method and device for high intensity discharge lamp'20128,222,828'Circuit arrangement for igniting and operating a discharge lamp'20127,944,151'Frequency modulation method and device for high intensity discharge lamp'20116,781,324'Ballast for at least one electric incandescent lamp'20046,603,674'Electronic transformer with good immunity against high-voltage pulses'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2004Patents assigned to PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH (2)· patent assignee history
2003–2017Based in Groebenzell, DE· patent location history
2011–2012Patents assigned to OSRAM SYLVANIA INC (2)· patent assignee history
2012–2013Patents assigned to MUEHLSCHLEGEL JOACHIM (3)· patent assignee history
2012Patents assigned to MOSKOWITZ WARREN (1)· patent assignee history
2012Based in Grobenzell, DE· patent location history
2013–2017Patents assigned to OSRAM GMBH (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MUEHLSCHLEGEL JOACHIMself | 3 | 2012–2013 |
| OSRAM GMBH | 3 | 2013–2017 |
| OSRAM SYLVANIA INC | 2 | 2011–2012 |
| PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH | 2 | 2003–2004 |
| MOSKOWITZ WARREN | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Groebenzell, DE | 7 | 2003–2017 |
| Grobenzell, DE | 1 | 2012 |