GR

Guy Randall

AL Astec International Limited: 6 patents #9 of 87Top 15%
AA American Augers: 2 patents #1 of 19Top 6%
NS National Steel: 1 patents #17 of 84Top 25%
Overall (All Time): #509,733 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10119346 Tool for use on exit side of bore and method of use thereof Jared Bird, Richard Gentry 2018-11-06
9702207 Tool for use on exit side of bore and method of use thereof Jared Bird, Rich Gentry 2017-07-11
8157495 Apparatus and method for a pipe handler 2012-04-17
8033345 Apparatus and method for a drilling assembly Brian Hollis, William E. Burky, Joe Szarka, Neil M. Baker, Jack Weyer +2 more 2011-10-11
7544036 Column selector for pipe section magazine of directional drill Christopher A. Huck 2009-06-09
7497274 Hydraulic fluid tank for drilling machine Neil M. Baker, Christopher L. Shepherd 2009-03-03
7134513 Drive mechanism for boring machine Neil M. Baker, Joseph R. Szarka, Justin Wheeler, Stephen Berger 2006-11-14
6929078 Apparatus for use in enlarging a borehole 2005-08-16
5921331 Backreamer 1999-07-13
5544868 Blow pipe and gas lance for blast furance Gregory P. Calvin 1996-08-13