Inventor
Dietrich Bertram
Inventor
Aachen, DE
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices33%
G02BOptical elements, systems or apparatus8%
H10HInorganic light-emitting semiconductor devices having potential barriers8%
B82YSpecific uses or applications of nanostructures5%
F21VFunctional features or details of lighting devices or systems thereof5%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted5%
H01LSemiconductor devices5%
H05BElectric heating5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
F21KNon-electric light sources using luminescence3%
PatentTitleYear
10,217,966Method and an apparatus for an electroluminescent device with improved outcoupling20199,647,239'Electroluminescent device'20178,809,192'Method for deposition of at least one electrically conducting film on a substrate'20148,692,460'Highly doped electro-optically active organic diode with short protection layer'20148,581,292'Light emitting diode device'20138,358,071'OLED lighting device'20138,193,694'Electroluminescent device with improved light decoupling'20128,110,827'Light emitting device'20127,963,664'Lighting device with OLEDs'20117,766,687'Connector having different size recesses'20107,750,357'LED with improved light emittance profile'20107,642,714'Electroluminescent device with a transparent cathode'20107,495,386'Electroluminescent device with improved light output'20097,285,909'Electroluminescent device with a color filter'20077,262,551'Electroluminescent device with improved light output'20077,126,653'Liquid crystal picture screen with collimator having microprisms'20067,083,490'Light-emitting devices utilizing nanoparticles'20066,870,311'Light-emitting devices utilizing nanoparticles'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2019Based in Aachen, DE· patent location history
2006–2013Patents assigned to KONINKL PHILIPS ELECTRONICS NV (11)· patent assignee history
2012–2017Patents assigned to BERTRAM DIETRICH (7)· patent assignee history
2012–2013Patents assigned to VERJANS CONRAD WILHELMUS ADRIAAN (2)· patent assignee history
2013–2014Patents assigned to KONINKL PHILIPS NV (3)· patent assignee history
2017–2019Patents assigned to KONINKLIJKE PHILIPS NV (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONINKL PHILIPS ELECTRONICS NV | 11 | 2006–2013 |
| BERTRAM DIETRICHself | 7 | 2012–2017 |
| KONINKL PHILIPS NV | 3 | 2013–2014 |
| KONINKLIJKE PHILIPS NV | 2 | 2017–2019 |
| VERJANS CONRAD WILHELMUS ADRIAAN | 2 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Aachen, DE | 18 | 2005–2019 |