Inventor
EVANS NIGEL
GB47 patents
⚠️ This page may combine multiple inventors who share the name “EVANS NIGEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LIGHT & SOUND DESIGN LTD
21 patentsUS6220730B1Apr 24, 2001
Illumination obscurement device
LIGHT & SOUND DESIGN LTD103 citations99
US6188933B1Feb 13, 2001
Electronically controlled stage lighting system
LIGHT & SOUND DESIGN LTD113 citations99
US6011662AJan 4, 2000
Custom color wheel
LIGHT & SOUND DESIGN LTD90 citations98
US6622053B1Sep 16, 2003
Electronically controlled stage lighting system
LIGHT & SOUND DESIGN LTD67 citations97
US6775991B2Aug 17, 2004
Super cooler for a heat producing device
LIGHT & SOUND DESIGN LTD27 citations96
US6736528B2May 18, 2004
Electronically controlled stage lighting system
LIGHT & SOUND DESIGN LTD32 citations96
US6601974B1Aug 5, 2003
Illumination obscurement device
LIGHT & SOUND DESIGN LTD46 citations96
US6536922B1Mar 25, 2003
Illumination obscurement device
LIGHT & SOUND DESIGN LTD31 citations96
US6682031B2Jan 27, 2004
Dual hook clamp
LIGHT & SOUND DESIGN LTD24 citations93
US6648286B1Nov 18, 2003
Lamp-holding hook clamp and connector keyway
LIGHT & SOUND DESIGN LTD19 citations93
US6523353B2Feb 25, 2003
Super cooler for a heat producing device
LIGHT & SOUND DESIGN LTD27 citations93
US6430934B2Aug 13, 2002
Super cooler for a heat producing device
LIGHT & SOUND DESIGN LTD28 citations93
US6079853AJun 27, 2000
Cammed rotating gobos
LIGHT & SOUND DESIGN LTD26 citations93
US5984248ANov 16, 1999
Lamp-holding hook clamp and connector keyway
LIGHT & SOUND DESIGN LTD38 citations93
US5900685AMay 4, 1999
Anti-noise system for a moving object
LIGHT & SOUND DESIGN LTD22 citations93
US5702082ADec 30, 1997
Lamp-holding hook clamp
LIGHT & SOUND DESIGN LTD28 citations93
US6549324B2Apr 15, 2003
Trimmer iris for use with a digitally shape-controlled lighting system
LIGHT & SOUND DESIGN LTD13 citations84
US6210023B1Apr 3, 2001
Anti-noise system for a moving object
LIGHT & SOUND DESIGN LTD16 citations84
US6865008B2Mar 8, 2005
Trimmer iris for use with a digitally shape-controlled lighting system
LIGHT & SOUND DESIGN LTD10 citations74
US6592480B2Jul 15, 2003
Belt looping
LIGHT & SOUND DESIGN LTD11 citations74
US5794881AAug 18, 1998
Gel tensioning device
LIGHT & SOUND DESIGN LTD13 citations74
PRODUCTION RESOURCE GROUP LLC
10 patentsUS6988817B2Jan 24, 2006
Illumination obscurement device
PRODUCTION RESOURCE GROUP LLC29 citations96
US7230752B2Jun 12, 2007
Electronically controlled stage lighting system
PRODUCTION RESOURCE GROUP LLC13 citations93
US7585093B2Sep 8, 2009
Illumination obscurement device
PRODUCTION RESOURCE GROUP LLC5 citations74
US7379230B2May 27, 2008
Electronically controlled stage lighting system
PRODUCTION RESOURCE GROUP LLC3 citations74
US7900882B2Mar 8, 2011
Dual hook clamp
PRODUCTION RESOURCE GROUP LLC4 citations63
US7880957B2Feb 1, 2011
Electronically controlled stage lighting system
PRODUCTION RESOURCE GROUP LLC1 citations63
US7454915B2Nov 25, 2008
Super cooler for a heat producing device
PRODUCTION RESOURCE GROUP LLC1 citations63
US7357741B2Apr 15, 2008
Belt looping
PRODUCTION RESOURCE GROUP LLC2 citations63
US7985007B2Jul 26, 2011
Illumination obscurement device
PRODUCTION RESOURCE GROUP LLC0 citations52
US7841188B2Nov 30, 2010
Super cooler for a heat producing device
PRODUCTION RESOURCE GROUP LLC0 citations42
ALCO SYSTEMS SWEDEN AB
3 patentsUS9207223B2Dec 8, 2015
Cartridge based breath alcohol calibration device
ALCO SYSTEMS SWEDEN AB16 citations78
US11885795B2Jan 30, 2024
Method for measuring breath alcohol concentration and apparatus therefor
ALCO SYSTEMS SWEDEN AB0 citations54
US9345423B2May 24, 2016
Method for measuring breath alcohol concentration and apparatus therefor
ALCO SYSTEMS SWEDEN AB0 citations33
HEWLETT WILLIAM
3 patentsUS9036245B2May 19, 2015
Electronically controlled stage lighting system
HEWLETT WILLIAM3 citations73
US8300302B2Oct 30, 2012
Electronically controlled stage lighting system
HEWLETT WILLIAM5 citations73
US8757817B2Jun 24, 2014
Illumination obscurement device with two separate light cell arrays that produces a shaped beam of light as output
HEWLETT WILLIAM1 citations61