WR

Wilhelmus P. M. Raaymakers

U.S. Philips: 6 patents #699 of 8,851Top 8%
Overall (All Time): #891,313 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5339301 Optically readable record carrier for recording information, method and apparatus for manufacturing such, apparatus for recording and reading information on a such a record carrier Franciscus L. J. M. Kuijpers, Aartje W. Veenis, Johannes H. T. Pasman, Hendricus A. M. Mulder 1994-08-16
5187699 Method and apparatus for successively recording two EFM-modulated signals enabling detection of boundary condition for transitioning between signals Johannes J. Mons, Rudolf Roth 1993-02-16
5060219 Recording system for recording only those types of information which are specified by the record carrier Gerardus C. P. Lokhoff, Rudolf Roth 1991-10-22
5023856 Optically readable record carrier for recording information, apparatus for manufacturing such a record carrier, apparatus for recording information on such a record carrier, and apparatus for reading information recorded on such a record carrier Franciscus L. J. M. Kuijpers 1991-06-11
5001692 Optical recording system providing a recording signal waveform adapted to the recording characteristics of the record carrier, and recording apparatus and record carrier for use in such systems Martin A. J. P. Farla, Henricus T. L. P. Stockx, Johannes J. Mons, Fransiscus L. J. M. Kuijpers 1991-03-19
4999825 Recording/reading apparatus for inscribable record carrier and its manufacture Franciscus L. J. M. Kuijpers 1991-03-12