Inventor · disambiguated record
Petrus J. Janssen
Also filed as: JANSSEN PETRUS J · JANSSEN PETRUS J M · JANSSEN PETRUS JOHANNES
5 granted patents·161 citations·filing 1976–2000
83Inventor score
Top patents by PatentIndex Score
5 records- 0191US4673427AMethod of and device for drawing an optical fiber from a solid preform consisting substantially of SiO2 and doped SiO2PHILIPS CORP·Filed 1983·Granted Jun 16, 1987·67 cites·7 claims
- 0280US4690503AGlass optical fiber having a primary and a secondary coatingPHILIPS CORP·Filed 1984·Granted Sep 1, 1987·45 cites·3 claims
- 0372US6414511B1Arrangement for transient-current testing of a digital electronic CMOS circuitKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Jul 2, 2002·17 cites·12 claims
- 0471US4477274ADevice for drawing an optical fibrePHILIPS CORP·Filed 1983·Granted Oct 16, 1984·21 cites·7 claims
- 0545US4085285AMethod of manufacturing printed circuit boardsPHILIPS CORP·Filed 1976·Granted Apr 18, 1978·11 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →