Inventor · disambiguated record

Jan Verweel

Also filed as: VERWEEL JAN

5 granted patents·52 citations·filing 1976–1983

80Inventor score

Technology areasH01J

Files withPHILIPS CORP5

Top patents by PatentIndex Score

5 records

0183US4059781AShadow mask each aperture of which is defined by a quadrupolar lensPHILIPS CORP·Filed 1977·Granted Nov 22, 1977·22 cites·8 claims
0267US4135111AShadow mask having magnetic quadrupoles around each mask aperturePHILIPS CORP·Filed 1976·Granted Jan 16, 1979·12 cites·7 claims
0356US4513272ADevices for manufacturing a magnetic quadrupole post-focusing maskPHILIPS CORP·Filed 1983·Granted Apr 23, 1985·7 cites·7 claims
0451US4339688ACathode-ray tube having a magnetic quadrupole shadow maskPHILIPS CORP·Filed 1980·Granted Jul 13, 1982·7 cites·3 claims
0544US4428736AMethods of manufacturing a color display tube having a magnetic guadrupole post-focusing maskPHILIPS CORP·Filed 1981·Granted Jan 31, 1984·4 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →