Inventor · disambiguated record
Lambertus Postma
Also filed as: POSTMA LAMBERTUS
16 granted patents·190 citations·filing 1975–1999
93Inventor score
Files withPHILIPS CORP16
Top patents by PatentIndex Score
16 records- 0180US5622525AMethod of polishing a surface of copper or an alloy comprising mainly copperPHILIPS CORP·Filed 1994·Granted Apr 22, 1997·34 cites·12 claims
- 0278US4425593AMagnetoresistive headPHILIPS CORP·Filed 1981·Granted Jan 10, 1984·22 cites·3 claims
- 0376US4239587AMethod of manufacturing a thin-film magnetic head with a nickel-iron pattern having inclined edgesPHILIPS CORP·Filed 1978·Granted Dec 16, 1980·17 cites·3 claims
- 0475US5483735AMethod of manufacturing a thin-film magnetic headPHILIPS CORP·Filed 1994·Granted Jan 16, 1996·24 cites·24 claims
- 0557US5531016AMethod of manufacturing a thin-film magnetic headPHILIPS CORP·Filed 1994·Granted Jul 2, 1996·17 cites·28 claims
- 0655US5637028AMethod of polishing a surface of a noble metalPHILIPS CORP·Filed 1994·Granted Jun 10, 1997·19 cites·25 claims
- 0749US6045715AMethod of post-etching a mechanically treated substratePHILIPS CORP·Filed 1997·Granted Apr 4, 2000·16 cites·9 claims
- 0846US6238731B1Method of manufacturing a magnetic headPHILIPS CORP·Filed 1999·Granted May 29, 2001·7 cites·16 claims
- 0945US6028749AMagnetic head having a multilayer structure and method of manufacturing the magnetic headPHILIPS CORP·Filed 1993·Granted Feb 22, 2000·6 cites·15 claims
- 1045US5764453AMethod of manufacturing a thin-film magnetic head, and magnetic head manufactured by means of said methodPHILIPS CORP·Filed 1996·Granted Jun 9, 1998·9 cites·17 claims
- 1140US4238277AMethod of manufacturing a magnetic devicePHILIPS CORP·Filed 1978·Granted Dec 9, 1980·5 cites·5 claims
- 1235US4176016AForming electrically insulating layers by sputter depositionPHILIPS CORP·Filed 1978·Granted Nov 27, 1979·5 cites·5 claims
- 1335US4084968AMethod of manufacturing electrically conductive metal layers on substratesPHILIPS CORP·Filed 1975·Granted Apr 18, 1978·6 cites·4 claims
- 1432US5933298ASystem comprising a magnetic head, measuring device and a current devicePHILIPS CORP·Filed 1996·Granted Aug 3, 1999·1 cites·6 claims
- 1530US6205007B1Thin-film magnetic head and method of manufacturing the magnetic headPHILIPS CORP·Filed 1993·Granted Mar 20, 2001·1 cites·12 claims
- 1627US4651249AMagnetic head having a step-shaped gapPHILIPS CORP·Filed 1986·Granted Mar 17, 1987·1 cites·4 claims
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