Inventor
VARNHAM MALCOLM PAUL
GB23 patents
⚠️ This page may combine multiple inventors who share the name “VARNHAM MALCOLM PAUL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEOSENSOR CORP
6 patentsUS6211964B1Apr 3, 2001
Method and structure for incorporating fiber optic acoustic sensors in a seismic array
GEOSENSOR CORP106 citations95
US6195162B1Feb 27, 2001
Seismic sensor with interferometric sensing apparatus
GEOSENSOR CORP87 citations95
US5992250ANov 30, 1999
Apparatus for the remote measurement of physical parameters
GEOSENSOR CORP87 citations95
US6160762ADec 12, 2000
Optical sensor
GEOSENSOR CORP64 citations93
US6363034B1Mar 26, 2002
Methods and apparatus for phase angle demodulation
GEOSENSOR CORP15 citations84
US6307809B1Oct 23, 2001
Geophone with optical fiber pressure sensor
GEOSENSOR CORP12 citations73
SPI LASERS UK LTD
6 patentsUS7421175B2Sep 2, 2008
Apparatus for providing optical radiation
SPI LASERS UK LTD29 citations92
US7592568B2Sep 22, 2009
Apparatus for the industrial processing of a material by optical radiation
SPI LASERS UK LTD45 citations91
US7502391B2Mar 10, 2009
Eye safe high power fibre laser
SPI LASERS UK LTD7 citations72
US7120339B2Oct 10, 2006
Polarization-dependent optical fibre amplifier
SPI LASERS UK LTD9 citations72
US11050209B2Jun 29, 2021
Apparatus and method for optical isolation
SPI LASERS UK LTD0 citations52
US7508574B2Mar 24, 2009
Apparatus for providing optical radiation
SPI LASERS UK LTD0 citations49
SENSOR DYNAMICS LTD
5 patentsUS6532839B1Mar 18, 2003
Apparatus for the remote measurement of physical parameters
SENSOR DYNAMICS LTD78 citations96
US5872876AFeb 16, 1999
Optical fibre sensor element
SENSOR DYNAMICS LTD64 citations95
US6006828ADec 28, 1999
Apparatus for the remote deployment of valves
SENSOR DYNAMICS LTD67 citations93
US6817257B2Nov 16, 2004
Apparatus for the remote measurement of physical parameters
SENSOR DYNAMICS LTD31 citations91
US5991026ANov 23, 1999
Apparatus for multiplexing fibre-optic sensing interferometers
SENSOR DYNAMICS LTD39 citations91