Inventor · disambiguated record
Josephus M. Wijn
Also filed as: WIJN JOSEPHUS M · WIJN JOSEPHUS MARINUS
7 granted patents·1 pending application·31 citations·filing 1988–2008
81Inventor score
Top patents by PatentIndex Score
8 records- 0156US5004660AMaster disc and method of manufacturing a matrixPHILIPS CORP·Filed 1989·Granted Apr 2, 1991·18 cites·9 claims
- 0247US2010136468A1Diffraction order measurementWIJN JOSEPHUS MARINUS·Filed 2008·Application pending·0 cites
- 0341US5001035AMethod of recording information, recording element manufactured according to the method and method of producing a metal matrixPHILIPS CORP·Filed 1988·Granted Mar 19, 1991·4 cites·6 claims
- 0435US5214632AMethod of manufacturing a matrix and a master plate suitable for use in the methodPHILIPS CORP·Filed 1988·Granted May 25, 1993·3 cites·3 claims
- 0534US5106721AMethod of recording information, recording element manufactured according to the method and method of producing a metal matrixPHILIPS CORP·Filed 1990·Granted Apr 21, 1992·2 cites·1 claims
- 0633US5114829AMaster disc suitable for the manufacture of matrices containing a recording double layerPHILIPS CORP·Filed 1991·Granted May 19, 1992·2 cites·1 claims
- 0730US5019487AMethod of manufacturing a metal matrix and a master disc suitable for the manufacture of matricesPHILIPS CORP·Filed 1989·Granted May 28, 1991·2 cites·3 claims
- 0817US6865554B1Device and method for producing an optical registration carrier by means of a master mold, an optical registration carrierSINGULUS MASTERING B V·Filed 1998·Granted Mar 8, 2005·0 cites·27 claims
Join the waitlist — get patent alerts
Get an alert when Josephus M. Wijn files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →