Inventor
Roland Hoffmann
Inventor
Augsburg, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps36%
H01FMagnets18%
Y10TTechnical subjects covered by former us classification18%
C22CAlloys9%
E04FFinishing work on buildings, e.g. stairs, floors9%
E04HBuildings or like structures for particular purposes9%
PatentTitleYear
10,619,376Device for attaching flexible fabrics for indoor and outdoor use in architecture20207,948,182'Low-pressure gas discharge lamp with a reduced argon proportion in the gas filling'20117,408,295'Mercury amalgams for elevated temperatures in discharge lamps'20086,778,060'Winding for a transformer or a coil and method for producing the winding'20046,663,039'Process for manufacturing an electrical-power transformer having phase windings formed from insulated conductive cabling'20035,729,081'Electrode coil for discharge lamps and method for producing such an electrode coil'19985,614,784'Discharge lamp, particularly cold-start fluorescent lamp, and method of its manufacture'19974,344,016'Fluorescent lamp with silicon dioxide coating'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–2008Patents assigned to PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH (3)· patent assignee history
1982–2011Based in Augsburg, DE· patent location history
2003Patents assigned to ABB TECHNOLOGY AG (1)· patent assignee history
2003–2004Based in Brilon, DE· patent location history
2004Patents assigned to ABB T & D TECH LTD (1)· patent assignee history
2011Patents assigned to OSRAM GMBH (1)· patent assignee history
2020Patents assigned to HOFFMANN ROLAND (1)· patent assignee history
2020Based in Igersheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH | 3 | 1982–2008 |
| ABB T & D TECH LTD | 1 | 2004 |
| ABB TECHNOLOGY AG | 1 | 2003 |
| HOFFMANN ROLANDself | 1 | 2020 |
| OSRAM GMBH | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Augsburg, DE | 5 | 1982–2011 |
| Brilon, DE | 2 | 2003–2004 |
| Igersheim, DE | 1 | 2020 |