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Rolf Erwin De Man
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Eindhoven, NL
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Patents Grants
last 30 patents
Information
Patent Grant
Low-pressure mercury vapor discharge lamp
Patent number
7,180,232
Issue date
Feb 20, 2007
Koninklijke Philips Electronics, N.V.
Rolf Erwin De Man
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ignition circuit for a discharge lamp
Patent number
6,069,454
Issue date
May 30, 2000
U.S. Philips Corporation
Lambertus J. M. Bouwman
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Neon discharge lamp
Patent number
5,825,125
Issue date
Oct 20, 1998
U.S. Philips Corporation
Franciscus A. S. Ligthart
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Arrangement including a metal vapor discharge tube provided with at...
Patent number
4,636,691
Issue date
Jan 13, 1987
U.S. Philips Corporation
Rolf E. de Man
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
LOW-PRESSURE DISCHARGE LAMP
Publication number
20090072703
Publication date
Mar 19, 2009
Koninklijke Philips Electronics N.V.
Piet Antonis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Low-Pressure Mercury Vapor Discharge Lamp And Display Device
Publication number
20070273286
Publication date
Nov 29, 2007
Koninklijke Philips Electronics, N.V.
Rolf Erwin De Man
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Low pressure mercury vapor discharge lamp
Publication number
20070145880
Publication date
Jun 28, 2007
Koninklijke Philips Electronics N.V.
Cornelis Johannes Josephus Jansen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Fluorescent lamp with auxiliary discharge and method for manufactur...
Publication number
20060175975
Publication date
Aug 10, 2006
Koninklijke Philips Electronics N.V.
Marco Haverlag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Low-pressure mercury vapor discharge lamp
Publication number
20060145608
Publication date
Jul 6, 2006
Rolf Erwin De Man
H01 - BASIC ELECTRIC ELEMENTS