Jean Johan Heuvelmans

Person

Eindhoven, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Discharged lamp with multiple electron emissive electrode bodies
- Patent number 6,541,899
- Issue date Apr 1, 2003
- Koninklijke Philips Electronics N.V.
- Marco Haverlag
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-pressure discharge lamp with filament having protective coating
- Patent number 6,137,225
- Issue date Oct 24, 2000
- U.S. Philips Corporation
- Jean J. Heuvelmans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lighting unit, low-pressure mercury discharge lamp, supply unit, an...
- Patent number 5,990,626
- Issue date Nov 23, 1999
- U.S. Philips Corporation
- Jean J. Heuvelmans
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Low-pressure discharge lamp
- Patent number 5,841,222
- Issue date Nov 24, 1998
- U.S. Philips Corporation
- Jean J. Heuvelmans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-pressure mercury vapor discharge lamp
- Patent number 5,233,268
- Issue date Aug 3, 1993
- U.S. Philips Corporation
- Jean J. Heuvelmans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-pressure mercury vapour discharge lamp
- Patent number 4,727,283
- Issue date Feb 23, 1988
- U.S. Philips Corporation
- Johannes T. C. van Kemenade
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Low-pressure mercury vapor discharge lamp
- Patent number 4,546,285
- Issue date Oct 8, 1985
- U.S. Philips Corporation
- Jean J. Heuvelmans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-pressure mercury vapor discharge lamp
- Patent number 4,277,720
- Issue date Jul 7, 1981
- U.S. Philips Corporation
- Winston D. Couwenberg
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Arrangement including a gas and/or vapor discharge lamp
- Patent number 4,051,407
- Issue date Sep 27, 1977
- U.S. Philips Corporation
- Jan Evert van der Werf
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Gas-and/or vapor discharge lamp
- Patent number 4,004,171
- Issue date Jan 18, 1977
- U.S. Philips Corporation
- Jean Johan Heuvelmans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device provided with a gas and/or vapor discharge tube
- Patent number 4,001,633
- Issue date Jan 4, 1977
- U.S. Philips Corporation
- Hendricus Franciscus Joannes Jacobus van Tongeren
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Jean Johan Heuvelmans

Person

Patents Grantslast 30 patents

Discharged lamp with multiple electron emissive electrode bodies

Low-pressure discharge lamp with filament having protective coating

Lighting unit, low-pressure mercury discharge lamp, supply unit, an...

Low-pressure discharge lamp

Low-pressure mercury vapor discharge lamp

Low-pressure mercury vapour discharge lamp

Low-pressure mercury vapor discharge lamp

Low-pressure mercury vapor discharge lamp

Arrangement including a gas and/or vapor discharge lamp

Gas-and/or vapor discharge lamp

Device provided with a gas and/or vapor discharge tube