Inventor
JENNINGS III DAVID T
US9 patents
Patents
9 patentsUS7107908B2Sep 19, 2006
Firing-readiness diagnostic of a pyrotechnic device such as an electronic detonator
SPECIAL DEVICES INC76 citations95
US7464647B2Dec 16, 2008
Dynamic baselining in current modulation-based communication
SPECIAL DEVICES INC14 citations92
US6988449B2Jan 24, 2006
Dynamic baselining in current modulation-based communication
SPECIAL DEVICES INC29 citations92
US7082877B2Aug 1, 2006
Current modulation-based communication for slave device
SPECIAL DEVICES INC17 citations91
US6966262B2Nov 22, 2005
Current modulation-based communication from slave device
SPECIAL DEVICES INC27 citations91
US6789483B1Sep 14, 2004
Detonator utilizing selection of logger mode or blaster mode based on sensed voltages
SPECIAL DEVICES INC47 citations91
US7347145B2Mar 25, 2008
Dynamic baselining in current modulation-based communication
SPECIAL DEVICES INC11 citations83
US7086334B2Aug 8, 2006
Staggered charging of slave devices such as in an electronic blasting system
SPECIAL DEVICES INC12 citations83
US6892643B2May 17, 2005
Constant-current, rail-voltage regulated charging electronic detonator
SPECIAL DEVICES INC14 citations83