Patent 7197060 was granted and assigned to Videojet Technologies (company) on March, 2007 by the United States Patent and Trademark Office.
A laser waveguide, where the laser waveguide can be formed by electrodes and at least one sidewall in a manner allowing a more compact structure than previously provided. Protrusions in the electrodes allow easier laser starts, and sectional sidewall(s) allow easier fabrication of sidewall(s), decreasing manufacturing costs.