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Louis Delgrange
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Saint Egreve, FR
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last 30 patents
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Patent Grant
Plasma panel with four electrodes per pixel and method for the cont...
Patent number
4,914,352
Issue date
Apr 3, 1990
Thomson-CSF
Michel Gay
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Control circuit for an alternating type plasma display panel
Patent number
4,775,860
Issue date
Oct 4, 1988
Thomson-CSF
Louis Delgrange
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Control circuit for an alternate type plasma panel
Patent number
4,652,796
Issue date
Mar 24, 1987
Thomson-CSF
Louis Delgrange
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Process for the control of an alternating current plasma panel and...
Patent number
4,636,784
Issue date
Jan 13, 1987
Thomson-CSF
Louis Delgrange
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
AC plasma display panel control circuit
Patent number
4,575,721
Issue date
Mar 11, 1986
Thomson-CSF
Louis Delgrange
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Process for establishing control signals for an alternating plasma...
Patent number
4,546,289
Issue date
Oct 8, 1985
Thomson-CSF
Louis Delgrange
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS