RR

Rudolphus P. T. Ruijgrok

U.S. Philips: 2 patents #2,537 of 8,851Top 30%
Overall (All Time): #2,263,547 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5798081 Method for sintering green ceramic mouldings 1998-08-25
4484252 Pulsed in etching of aluminum foil for use in electrolytic capacitors Gerrit Tempelman 1984-11-20