Inventor
STANGL GERALD A
US9 patents
⚠️ This page may combine multiple inventors who share the name “STANGL GERALD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHARLES MACHINE WORKS
6 patentsUS7510029B2Mar 31, 2009
System for tracking and maintaining an on-grade horizontal borehole
CHARLES MACHINE WORKS20 citations92
US7111693B1Sep 26, 2006
System and method for locating and tracking a boring tool
CHARLES MACHINE WORKS39 citations92
US7896107B2Mar 1, 2011
System for tracking and maintaining on on-grade horizontal borehole
CHARLES MACHINE WORKS8 citations83
US7654340B2Feb 2, 2010
Directional reaming system
CHARLES MACHINE WORKS13 citations83
US7195079B2Mar 27, 2007
Directional reaming system
CHARLES MACHINE WORKS13 citations83
US7373993B2May 20, 2008
System and method for locating and tracking a boring tool
CHARLES MACHINE WORKS7 citations73