Inventor
JOHNSTON JAMES S
GB25 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSTON JAMES S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROSEMOUNT ENG CO LTD
6 patentsUS4631519ADec 23, 1986
Position measuring apparatus
ROSEMOUNT ENG CO LTD96 citations96
US4428239AJan 31, 1984
Differential pressure measuring apparatus
ROSEMOUNT ENG CO LTD58 citations96
US4398194AAug 9, 1983
Differential pressure sensing apparatus
ROSEMOUNT ENG CO LTD42 citations92
US4164539AAug 14, 1979
Catalytic gas detector
ROSEMOUNT ENG CO LTD19 citations82
US4499373AFeb 12, 1985
Differential pressure sensing apparatus
ROSEMOUNT ENG CO LTD10 citations73
US4627902ADec 9, 1986
Method of producing a resistance element for a resistance thermometer
ROSEMOUNT ENG CO LTD11 citations69
ROSEMOUNT LTD
5 patentsUS5187546AFeb 16, 1993
Displacement measurement apparatus with dual wedge interferometers
ROSEMOUNT LTD44 citations92
US4727247AFeb 23, 1988
Light attenuation sensing apparatus for measuring physical parameters and other variables utilizing a light conducting member containing a fluorescent material
ROSEMOUNT LTD43 citations92
US4821566AApr 18, 1989
Air data measurement apparatus
ROSEMOUNT LTD36 citations86
US4780600AOct 25, 1988
Optical displacement transducer
ROSEMOUNT LTD8 citations73
US4981038AJan 1, 1991
Deployable probe
ROSEMOUNT LTD20 citations72
IBM
4 patentsUS8055616B2Nov 8, 2011
Application sharing smoothness
IBM63 citations97
US7212174B2May 1, 2007
Systems and methods for sharing application data in a networked computing environment
IBM16 citations83
US7835596B2Nov 16, 2010
Componentized application sharing
IBM10 citations81
US7581216B2Aug 25, 2009
Preserving platform independence with native accelerators for performance critical program objects
IBM2 citations57