Kai Zeh

3 Patents

• US124309152025

  Method for Recognizing Surfaces

  4Art Holding AG

  0 cites
• US122534552025

  Device for Optically Identifying Surfaces

  4Art Holding AG

  0 cites
• US122222992025

  Method for Assessing Contrasts on Surfaces

  4Art Holding AG

  0 cites