Assignee
LIGHTSWITCH SAFETY SYSTEMS INC
US·5 granted patents·1 pending application·282 citations·filing 2004–2006
Top patents by PatentIndex Score
6 records- 0186US7342210B2Remote control for auto-darkening lens systems and methodLIGHTSWITCH SAFETY SYSTEMS INC·Filed 2004·Granted Mar 11, 2008·133 cites·43 claims
- 0281US7161135B2Multi-stage sensor for an auto-darkening lens for use in welding and methodLIGHTSWITCH SAFETY SYSTEMS INC·Filed 2004·Granted Jan 9, 2007·22 cites·36 claims
- 0381US7150047B2Indicator layout on an auto-darkening lens for use in weldingLIGHTSWITCH SAFETY SYSTEMS INC·Filed 2004·Granted Dec 19, 2006·90 cites·45 claims
- 0468US7501613B2Light detecting and angle of view compensation for optical devices and methodLIGHTSWITCH SAFETY SYSTEMS INC·Filed 2004·Granted Mar 10, 2009·24 cites·16 claims
- 0558US7550698B2Light sensor arrangement for auto-darkening lenses and methodLIGHTSWITCH SAFETY SYSTEMS INC·Filed 2004·Granted Jun 23, 2009·13 cites·35 claims
- 0644US2007089215A1Bifocal magnifier plate for use in weldingLIGHTSWITCH SAFETY SYSTEMS INC·Filed 2006·Application pending·0 cites
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