JM

Jan A. Markvoort

U.S. Philips: 3 patents #1,741 of 8,851Top 20%
Overall (All Time): #1,653,989 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5301013 Positioning device having two manipulators operating in parallel, and optical lithographic device provided with such a positioning device Hendricus J.M. Meijer, Johannes Albert Rozenveld, Adrianus Johannes Petrus Maria Vermeer, Johan Van Der Maaden, Jan Van Eijk 1994-04-05
4802152 Compact disc drive apparatus having an interface for transferring data and commands to and from a host controller Adrianus J. M. Van Alphen, Marinus J. B. M. Monen 1989-01-31
4644519 Optical recording provided with a chalcogenide recording layer Wilhelmus G. V. M. Rippens 1987-02-17