Inventor · disambiguated record
Johannes A.P. De Volder
Also filed as: DE VOLDER JOHANNES A P
3 granted patents·18 citations·filing 1985–1994
62Inventor score
Technology areasH01J
Files withPHILIPS CORP3
Top patents by PatentIndex Score
3 records- 0154US5506469ADisplay tube with deflection unit comprising field deflection coils of the semi-saddle typePHILIPS CORP·Filed 1994·Granted Apr 9, 1996·13 cites·14 claims
- 0238US4794300AColour picture tube including a deflection unit having picture balance correction meansPHILIPS CORP·Filed 1987·Granted Dec 27, 1988·5 cites·4 claims
- 0322US4620174ADeflection unit for a color television display tubePHILIPS CORP·Filed 1985·Granted Oct 28, 1986·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →