Inventor
STEVENS MICHAEL D
US21 patents
⚠️ This page may combine multiple inventors who share the name “STEVENS MICHAEL D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON ENERGY SERV INC
6 patentsUS6796377B2Sep 28, 2004
Anti-rotation apparatus for limiting rotation of cementing plugs
HALLIBURTON ENERGY SERV INC19 citations92
US7255162B2Aug 14, 2007
Methods and apparatus for use in subterranean cementing operations
HALLIBURTON ENERGY SERV INC18 citations84
US6820695B2Nov 23, 2004
Snap-lock seal for seal valve assembly
HALLIBURTON ENERGY SERV INC11 citations68
US7108068B2Sep 19, 2006
Floating plate back pressure valve assembly
HALLIBURTON ENERGY SERV INC4 citations62
US6997253B2Feb 14, 2006
Anti-rotation method and apparatus for limiting rotation of cementing plugs
HALLIBURTON ENERGY SERV INC3 citations62
US6896051B2May 24, 2005
Anti-rotation method and apparatus for limiting rotation of cementing plugs
HALLIBURTON ENERGY SERV INC1 citations62
TEKTRONIX INC
4 patentsUS7532492B2May 12, 2009
Host controlled voltage input system for an accessory device
TEKTRONIX INC75 citations96
US5625389AApr 29, 1997
Ink-jet print head array and interlace method
TEKTRONIX INC29 citations92
US6817760B2Nov 16, 2004
Method of monitoring current probe transformer temperature
TEKTRONIX INC21 citations90
US7164994B2Jan 16, 2007
Differential termination attenuator network for a measurement probe having an internal termination voltage generator
TEKTRONIX INC0 citations38