Inventor · disambiguated record
Theo J. A. Popma
Also filed as: KAMMINGA-SCHRIJNEMAKERS MARIA · POPMA THEO J A
5 granted patents·104 citations·filing 1978–1986
81Inventor score
Files withPHILIPS CORP5
Top patents by PatentIndex Score
5 records- 0179US4492721AMethod of providing magnesium fluoride layersPHILIPS CORP·Filed 1983·Granted Jan 8, 1985·43 cites·15 claims
- 0275US4751148ALuminescent aluminoborate glass and luminescent screen provided with such a glassPHILIPS CORP·Filed 1986·Granted Jun 14, 1988·34 cites·4 claims
- 0356US4820926ARadiation conversion screenPHILIPS CORP·Filed 1986·Granted Apr 11, 1989·18 cites·13 claims
- 0440US4475032APlasma spraying of conversion screensPHILIPS CORP·Filed 1982·Granted Oct 2, 1984·9 cites·4 claims
- 0525US4199621AMethod of producing iron oxide photo masksPHILIPS CORP·Filed 1978·Granted Apr 22, 1980·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →