Inventor
Harald Opolka
Inventor
Solingen, DE
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC26primary
LOC2650%
F21LLighting devices or systems thereof, being portable or specially adapted for transportation10%
F21SNon-portable lighting devices10%
F21VFunctional features or details of lighting devices or systems thereof10%
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 emitted10%
LOC0310%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001Patents assigned to ZWEIBRODER STAHLWARENKONTOR GM (1)· patent assignee history
2001–2008Based in Solingen, DE· patent location history
2002Patents assigned to ZWEIBRUDER STAHLWARENKONTOR GM (1)· patent assignee history
2004–2008Patents assigned to ZWEIBRUEDER OPTOELECTRONICS (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ZWEIBRUEDER OPTOELECTRONICS | 5 | 2004–2008 |
| ZWEIBRODER STAHLWARENKONTOR GM | 1 | 2001 |
| ZWEIBRUDER STAHLWARENKONTOR GM | 1 | 2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Solingen, DE | 7 | 2001–2008 |