Inventor
NELSON JOHN E
US69 patents
⚠️ This page may combine multiple inventors who share the name “NELSON JOHN E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VETCO GRAY INC
8 patentsUS7975768B2Jul 12, 2011
Riser joint coupling
VETCO GRAY INC50 citations97
US7762319B2Jul 27, 2010
Metal annulus seal
VETCO GRAY INC42 citations96
US7337848B2Mar 4, 2008
Preloaded riser coupling system
VETCO GRAY INC46 citations96
US7861789B2Jan 4, 2011
Metal-to-metal seal for bridging hanger or tieback connection
VETCO GRAY INC43 citations94
US4960172AOct 2, 1990
Casing hanger seal assembly with diverging taper
VETCO GRAY INC36 citations93
US8356672B2Jan 22, 2013
Riser joint coupling
VETCO GRAY INC19 citations92
US7963336B2Jun 21, 2011
Preloaded riser coupling system
VETCO GRAY INC21 citations92
US4700924AOct 20, 1987
Pressure energized rotary hydraulic seal
VETCO GRAY INC36 citations87
JOHNSTECH INT CORP
8 patentsUS6854981B2Feb 15, 2005
Small pin connecters
JOHNSTECH INT CORP31 citations93
USD749526SFeb 16, 2016
Articulating contact pin
JOHNSTECH INT CORP18 citations92
US7255576B2Aug 14, 2007
Kelvin contact module for a microcircuit test system
JOHNSTECH INT CORP21 citations90
USD749525SFeb 16, 2016
Articulating contact pin
JOHNSTECH INT CORP11 citations84
US7074049B2Jul 11, 2006
Kelvin contact module for a microcircuit test system
JOHNSTECH INT CORP13 citations82
US10436819B1Oct 8, 2019
Constant pressure pin tip for testing integrated circuit chips
JOHNSTECH INT CORP3 citations72
US9958499B1May 1, 2018
Constant stress pin tip for testing integrated circuit chips
JOHNSTECH INT CORP3 citations72
US9678106B2Jun 13, 2017
Electrically conductive pins for microcircuit tester
JOHNSTECH INT CORP2 citations72
NELSON JOHN E
6 patentsUS8536889B2Sep 17, 2013
Electrically conductive pins for microcircuit tester
NELSON JOHN E47 citations96
US8205670B2Jun 26, 2012
Metal annulus seal
NELSON JOHN E25 citations92
US8312922B2Nov 20, 2012
Metal-to-metal seal with travel seal bands
NELSON JOHN E10 citations84
US8186426B2May 29, 2012
Wellhead seal assembly
NELSON JOHN E18 citations84
US9007082B2Apr 14, 2015
Electrically conductive pins for microcircuit tester
NELSON JOHN E19 citations82
US4132665AJan 2, 1979
Wire feed funnel
NELSON JOHN E28 citations82
MINNESOTA MINING & MFG
5 patentsUS5440296AAug 8, 1995
Coil assembly for electronic article surveillance system
MINNESOTA MINING & MFG33 citations93
US5602531AFeb 11, 1997
Electronic article surveillance system with adaptive filtering and digital detection
MINNESOTA MINING & MFG25 citations90
US6542070B1Apr 1, 2003
Terminal for libraries and the like
MINNESOTA MINING & MFG3 citations72
US6464138B1Oct 15, 2002
Terminal for libraries and the like
MINNESOTA MINING & MFG6 citations72
USD346341SApr 26, 1994
Electronic article surveillance interrogation panel unit
MINNESOTA MINING & MFG11 citations69
3M INNOVATIVE PROPERTIES CO
4 patentsUS6369709B1Apr 9, 2002
Terminal for libraries and the like
3M INNOVATIVE PROPERTIES CO28 citations95
US6142375ANov 7, 2000
Apparatus and method for the optical detection of multiple items on a platform
3M INNOVATIVE PROPERTIES CO80 citations95
US6857568B1Feb 22, 2005
Terminal for libraries and the like
3M INNOVATIVE PROPERTIES CO16 citations92
US6750777B2Jun 15, 2004
Terminal for libraries and the like
3M INNOVATIVE PROPERTIES CO12 citations81
VETCO GRAY INC ABB
3 patentsJOHNSON DAVID
3 patentsHMW INDUSTRIES
2 patentsDRIL QUIP INC
2 patentsEBERHARD FABER INC
2 patentsBABCOCK & WILCOX CO
1 patentELLIS STEVEN C
1 patentGOULD INC
1 patentBROOKTREE CORP
1 patent(unassigned)
1 patentDOMINION ENG WORKS LTD
1 patentHAMILTON TECHNOLOGY INC
1 patentShowing the top 50 of 69 patents by PatentIndex Score.