Inventor
HELWIG STEFAN L
US11 patents
⚠️ This page may combine multiple inventors who share the name “HELWIG STEFAN L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KJT ENTPR INC
5 patentsUS7705599B2Apr 27, 2010
Buoy-based marine electromagnetic signal acquisition system
KJT ENTPR INC72 citations96
US8026723B2Sep 27, 2011
Multi-component marine electromagnetic signal acquisition method
KJT ENTPR INC7 citations79
US7872477B2Jan 18, 2011
Multi-component marine electromagnetic signal acquisition cable and system
KJT ENTPR INC6 citations73
US7800374B2Sep 21, 2010
Multi-component marine electromagnetic signal acquisition cable and system
KJT ENTPR INC7 citations73
US7746077B2Jun 29, 2010
Method for measuring the magnetotelluric response to the earth's subsurface
KJT ENTPR INC5 citations73
HELWIG STEFAN L
3 patentsUS8134369B2Mar 13, 2012
Method of testing electric field recording of a marine electromagnetic sensor cable
HELWIG STEFAN L4 citations59
US8148990B2Apr 3, 2012
Marine electromagnetic acquisition apparatus with foldable sensor arm assembly
HELWIG STEFAN L3 citations51
US8810248B2Aug 19, 2014
Method of testing electric field recording of a marine electromagnetic sensor cable
HELWIG STEFAN L0 citations48