Inventor · disambiguated record
Antonius W. F. Van Der Heijden
Also filed as: VAN DER HEIJDEN ANTONIUS W F · VAN DER HEIJDEN ANTONIUS WILHE
7 granted patents·33 citations·filing 1975–1989
82Inventor score
Technology areasH01J
Files withPHILIPS CORP7
Top patents by PatentIndex Score
7 records- 0151US4945283ACathode ray tube having a tubular focus structurePHILIPS CORP·Filed 1989·Granted Jul 31, 1990·8 cites·12 claims
- 0250US4337409AColor display tube with control grid positioning featurePHILIPS CORP·Filed 1980·Granted Jun 29, 1982·8 cites·4 claims
- 0346US4961022ADisplay tube including a helical focusing lens with a non-rotationally symmetrical lens elementPHILIPS CORP·Filed 1989·Granted Oct 2, 1990·6 cites·8 claims
- 0443US4499402AColor display tubePHILIPS CORP·Filed 1982·Granted Feb 12, 1985·5 cites·2 claims
- 0532US3973161APlural gun cathode-ray tube with oval control electrodesPHILIPS CORP·Filed 1975·Granted Aug 3, 1976·2 cites·6 claims
- 0626US4685891AMethod of assembling an integrated electron gun systemPHILIPS CORP·Filed 1987·Granted Aug 11, 1987·2 cites·4 claims
- 0724US3991338AConvergence unit having three identical V-shape bent plates for shielding pole shoesPHILIPS CORP·Filed 1975·Granted Nov 9, 1976·2 cites·3 claims
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