Inventor
RUNQUIST RANDY R
US21 patents
⚠️ This page may combine multiple inventors who share the name “RUNQUIST RANDY R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VERMEER MFG CO
11 patentsUS6454025B1Sep 24, 2002
Apparatus for directional boring under mixed conditions
VERMEER MFG CO128 citations96
US6668946B2Dec 30, 2003
Backreamer
VERMEER MFG CO39 citations91
US5778991AJul 14, 1998
Directional boring
VERMEER MFG CO72 citations91
US6588516B2Jul 8, 2003
Method and apparatus for directional boring under mixed conditions
VERMEER MFG CO16 citations90
US7694753B2Apr 13, 2010
Dual rod drill pipe with improved flow path method and apparatus
VERMEER MFG CO25 citations86
USD719988SDec 23, 2014
Rear connection inter-face for a reducing element of a material reducing machine
VERMEER MFG CO6 citations80
US9605491B2Mar 28, 2017
Tapered thread configuration with improved durability
VERMEER MFG CO2 citations71
US9732560B2Aug 15, 2017
Drilling tool and apparatus
VERMEER MFG CO5 citations66
US9016366B2Apr 28, 2015
Tapered thread configuration with improved durability
VERMEER MFG CO1 citations61
US7721821B2May 25, 2010
Underground boring machine and method for controlling underground boring
VERMEER MFG CO3 citations61
US10227832B2Mar 12, 2019
Tapered thread configuration with improved durability
VERMEER MFG CO0 citations51
EARTH TOOL CO LLC
4 patentsUS6533052B2Mar 18, 2003
Drill bit for impact-assisted directional boring
EARTH TOOL CO LLC27 citations92
US6516899B2Feb 11, 2003
Method and apparatus for directional boring under mixed conditions
EARTH TOOL CO LLC6 citations72
US6439319B1Aug 27, 2002
Method and apparatus for directional boring under mixed conditions
EARTH TOOL CO LLC8 citations72
US6390207B2May 21, 2002
Method and apparatus for directional boring under mixed conditions
EARTH TOOL CO LLC10 citations72