ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,587, issued on April 14, was assigned to CKD Corp. (Aichi, Japan).
"Three-dimensional measurement device" was invented by Hiroyuki Ishigaki (Aichi, Japan), Ikuo Futamura (Aichi, Japan) and Takahiro Mamiya (Aichi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A three-dimensional measurement device includes: an irradiator that emits a predetermined light; an optical system that splits the predetermined light into two lights, irradiates a measurement object with a measurement light and irradiates a reference plane with a reference light, and emits a combined light; an imaging device that takes an image of the combined light and obtains an inter...