Rudolf Bartels

4 Patents

• US119150722024

  Digital Halftoning with Spiral Dots

  Agfa Offset BV

  0 cites
• US116877392023

  Decoder and Encoder for a Digital Fingerprint Code

  AGFA Offset BV

  0 cites
• US116671152023

  Digital Halftoning with Spiral Dots

  AGFA Offset BV

  0 cites
• US115681892023

  Digital Halftoning with Dots Representing a Spiral

  AGFA Offset BV

  0 cites