Ralf Kelz

3 Patents

• US125693182026

  Device for Heating a Dental Material

  Solventum Intellectual Properties Company

  0 cites
• US122685672025

  Apparatus, System, Method of Post-curing an Article, and Post-cured Article

  Solventum Intellectual Properties Company

  0 cites
• US119312192024

  Method of Charging a Battery and a System Having a Dental Light Irradiation Device and a Battery Charging Device

  3M Innovative Properties Company

  0 cites