Inventor · disambiguated record
Roland Hoffmann
Also filed as: HOFFMANN ROLAND
8 granted patents·5 pending applications·51 citations·filing 1980–2020
84Inventor score
Files withPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH4ABB TECHNOLOGY AG2ABB T & D TECH LTD1BACHMEIR FRANZ1DODUCO SOLUTIONS GMBH1
Top patents by PatentIndex Score
13 records- 0182US10619376B2Device for attaching flexible fabrics for indoor and outdoor use in architectureHOFFMANN ROLAND·Filed 2018·Granted Apr 14, 2020·7 cites·12 claims
- 0275US4344016AFluorescent lamp with silicon dioxide coatingPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1980·Granted Aug 10, 1982·18 cites·8 claims
- 0373US7408295B2Mercury amalgams for elevated temperatures in discharge lampsPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 2005·Granted Aug 5, 2008·3 cites·12 claims
- 0462US6663039B2Process for manufacturing an electrical-power transformer having phase windings formed from insulated conductive cablingABB TECHNOLOGY AG·Filed 2002·Granted Dec 16, 2003·8 cites·24 claims
- 0550US7948182B2Low-pressure gas discharge lamp with a reduced argon proportion in the gas fillingOSRAM GMBH·Filed 2006·Granted May 24, 2011·0 cites·7 claims
- 0647US5729081AElectrode coil for discharge lamps and method for producing such an electrode coilOSRAM SYLVANIA INC·Filed 1996·Granted Mar 17, 1998·8 cites·6 claims
- 0740US5614784ADischarge lamp, particularly cold-start fluorescent lamp, and method of its manufacturePATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1995·Granted Mar 25, 1997·7 cites·8 claims
- 0838US2020270738A1Method for producing a base plate for an electronic moduleDODUCO SOLUTIONS GMBH·Filed 2020·Application pending·0 cites
- 0937US2010002427A1Illuminating Device Comprising a Lamp and a ReflectorBACHMEIR FRANZ·Filed 2007·Application pending·0 cites
- 1035US2006099337A1Method and device for hardening coilsGRUTTNER CHRISTIAN·Filed 2003·Application pending·0 cites
- 1133US2010245017A1Production method for a multi-layer transformer winding having insulating layerABB TECHNOLOGY AG·Filed 2010·Application pending·0 cites
- 1230US6778060B2Winding for a transformer or a coil and method for producing the windingABB T & D TECH LTD·Filed 2002·Granted Aug 17, 2004·0 cites·10 claims
- 1329US2002175625A1Low-pressure discharge lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 2002·Application pending·0 cites
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