By a News Reporter-Staff News Editor at Journal of Engineering — A patent by the inventors Hartman, Timm E. (Phoenix, AZ); Hanlon, Casey (Queen Creek, AZ); Laidlaw, Mitchell (Tempe, AZ); Geck, Kellan (Chandler, AZ), filed on April 4, 2013, was published online on September 1, 2015, according to news reporting originating from Alexandria, Virginia, by VerticalNews correspondents.
Patent number 9121429 is assi
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via Patent Issued for Threaded Fastener Positive Anti-Rotation Locking Device (USPTO 9121429).