Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Frederick Knecht0
Michael G. Littrell0
Date of Patent
July 19, 2022
0Patent Application Number
163768000
Date Filed
April 5, 2019
0Patent Citations
Patent Primary Examiner
CPC Code
An apparatus for producing a three-dimensional object using a resin or other flowable material in a layer-by-layer technique uses a roller or other applicator to carry a layer of the flowable material to an application site, an exposure device to emit electromagnetic waves to apply the layer to the object to build the object, and optionally further including an initial exposure with emitted electromagnetic waves to at least partially solidify the layer of the flowable material prior to the roller carrying the layer to the application site.
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