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SONOPRESS PROD
DE5 patents
Top patents by PatentIndex Score
US5608718AMar 4, 1997
Disk-shaped optical storage medium exhibiting an identification mark, and method of making such a storage medium
SONOPRESS PROD162 citations90
US6421750B1Jul 16, 2002
System and method for recording digital data on glass master recording disks
SONOPRESS PROD19 citations77
US5997701ADec 7, 1999
Galvanic deposition cell with a substrate holder
SONOPRESS PROD7 citations73
US5976329ANov 2, 1999
Galvanic deposition cell with an adjusting device
SONOPRESS PROD6 citations50
US5570014AOct 29, 1996
Method and apparatus for testing the position of a point on edited magnetic tapes packed in cassettes via a cuetone
SONOPRESS PROD1 citations45