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Henri Derewonko
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Paris, FR
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last 30 patents
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Patent Grant
Variable capacitor-controlled transistorized ultra-high frequency o...
Patent number
4,596,966
Issue date
Jun 24, 1986
Thomson-CSF
Henri Derewonko
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
Process for producing a self-aligned grid field-effect transistor
Patent number
4,326,330
Issue date
Apr 27, 1982
Thomson-CSF
Joel LePage
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Hybrid component for very high frequency amplification
Patent number
4,267,520
Issue date
May 12, 1981
Thomson-CSF
Henri Derewonko
H03 - BASIC ELECTRONIC CIRCUITRY