Assignee
NAT OPTRONICS INC
US·40 granted patents·364 citations·filing 1978–2017
Top patents by PatentIndex Score
40 records- 0187US7874079B2Holding mechanism for use with an ophthalmic tracer, and methodNAT OPTRONICS INC·Filed 2008·Granted Jan 25, 2011·9 cites·23 claims
- 0281US6203409B1Combination lens edger, polisher, and safety beveler, tool therefor, and use thereofNAT OPTRONICS INC·Filed 1997·Granted Mar 20, 2001·66 cites·19 claims
- 0380US7544038B2Tray stacking and unstacking corner grippers and handlerNAT OPTRONICS INC·Filed 2006·Granted Jun 9, 2009·13 cites·26 claims
- 0478US7970487B2Method of calibrating an ophthalmic processing device, machine programmed therefor, and computer programNAT OPTRONICS INC·Filed 2006·Granted Jun 28, 2011·6 cites·23 claims
- 0574US6618952B2Tracer, clamp, and object engager for holding and tracing a lens mount of an eyeglass frame, a lens, and/or a lens pattern, to reliably detect a shape thereof even when the shape includes high wrapNAT OPTRONICS INC·Filed 2001·Granted Sep 16, 2003·19 cites·17 claims
- 0673US5425665AOptical lens blocker and methodNAT OPTRONICS INC·Filed 1992·Granted Jun 20, 1995·30 cites·28 claims
- 0771US5462475ABlocking system for prescription lensesNAT OPTRONICS INC·Filed 1993·Granted Oct 31, 1995·31 cites·4 claims
- 0870US5217335APlastic lens generator and methodNAT OPTRONICS INC·Filed 1990·Granted Jun 8, 1993·39 cites·30 claims
- 0969US7643899B2Method of beveling an ophthalmic lens blank, machine programmed therefor, and computer programNAT OPTRONICS INC·Filed 2008·Granted Jan 5, 2010·3 cites·20 claims
- 1066US7369238B2Lens blank alignment and blocking device and methodNAT OPTRONICS INC·Filed 2007·Granted May 6, 2008·4 cites·12 claims
- 1166US6243960B1Tracer, clamp and object engager for holding and tracing a lens mount of an eyeglass frame, a lens, and/or a lens pattern, to reliably detect a shape thereof even when the shape includes high wrapNAT OPTRONICS INC·Filed 1999·Granted Jun 12, 2001·26 cites·43 claims
- 1265US8386068B2Method of calibrating an ophthalmic processing device, machine programmed therefor, and computer programNAT OPTRONICS INC·Filed 2011·Granted Feb 26, 2013·1 cites·23 claims
- 1365US4191501APlastic lens cutter and edgerNAT OPTRONICS INC·Filed 1978·Granted Mar 4, 1980·23 cites·6 claims
- 1462US5626511ACombination lens edger, polisher, and safety beveler, tool therefor and use thereofNAT OPTRONICS INC·Filed 1994·Granted May 6, 1997·20 cites·7 claims
- 1561US7029378B1Combination router-end mill cutter tool, edger with combination tool, and method of edging eyeglass lensesNAT OPTRONICS INC·Filed 2004·Granted Apr 18, 2006·7 cites·29 claims
- 1659US5158422AMethod and apparatus for shaping and finishing lensesNAT OPTRONICS INC·Filed 1991·Granted Oct 27, 1992·16 cites·24 claims
- 1757US8656602B2Holding mechanism for use with an ophthalmic tracer, and methodNAT OPTRONICS INC·Filed 2012·Granted Feb 25, 2014·0 cites·18 claims
- 1856US8630731B2Method of calibrating an ophthalmic processing device, machine programmed therefor, and computer programNAT OPTRONICS INC·Filed 2013·Granted Jan 14, 2014·0 cites·20 claims
- 1953US6481109B2Control system for eyeglass tracerNAT OPTRONICS INC·Filed 2001·Granted Nov 19, 2002·5 cites·19 claims
- 2051US7392108B2Method of controlling an edger device, machine programmed to edge an ophthalmic lens blank, and computer programNAT OPTRONICS INC·Filed 2006·Granted Jun 24, 2008·2 cites·18 claims
- 2150US7338350B2Combination router-end mill cutter tool, edger with combination tool, and method of edging eyeglass lensesNAT OPTRONICS INC·Filed 2006·Granted Mar 4, 2008·2 cites·27 claims
- 2248US7198436B2Multi-blade router tool, edger with multi-blade router tool, and method of edging eyeglass lensesNAT OPTRONICS INC·Filed 2004·Granted Apr 3, 2007·1 cites·26 claims
- 2346US7080907B2System and method for aligning reference marks on a lens blank using adjustable alignment marksNAT OPTRONICS INC·Filed 2004·Granted Jul 25, 2006·2 cites·19 claims
- 2445US6428401B2Quick-release lens clamp pad assembly for use in eyeglass lens processingNAT OPTRONICS INC·Filed 2001·Granted Aug 6, 2002·2 cites·10 claims
- 2544US6869333B2Lens blank alignment and blocking device and methodNAT OPTRONICS INC·Filed 2002·Granted Mar 22, 2005·2 cites·19 claims
- 2643US6846078B2System and method for aligning reference marks on a lens blank using adjustable alignment marksNAT OPTRONICS INC·Filed 2002·Granted Jan 25, 2005·1 cites·21 claims
- 2743US6249991B1Control system for eyeglass tracerNAT OPTRONICS INC·Filed 1999·Granted Jun 26, 2001·10 cites·41 claims
- 2842US7571526B2Multi-blade router tool, edger with multi-blade router tool, and method of edging eyeglass lensesNAT OPTRONICS INC·Filed 2007·Granted Aug 11, 2009·0 cites·17 claims
- 2941USD606101SBlocker for eyeglass lensesNAT OPTRONICS INC·Filed 2008·Granted Dec 15, 2009·4 cites·1 claims
- 3040US10307881B2Ophthalmic lens processing apparatus with improved user accessibilityNAT OPTRONICS INC·Filed 2017·Granted Jun 4, 2019·0 cites·21 claims
- 3136US4909679APlastic lens edge bevelerNAT OPTRONICS INC·Filed 1986·Granted Mar 20, 1990·10 cites·45 claims
- 3233USD489825SLens blockerNAT OPTRONICS INC·Filed 2002·Granted May 11, 2004·2 cites·1 claims
- 3333USD326664SLens generatorNAT OPTRONICS INC·Filed 1989·Granted Jun 2, 1992·3 cites·1 claims
- 3430USD527031SAlignment markings for lens blanksNAT OPTRONICS INC·Filed 2005·Granted Aug 22, 2006·1 cites·1 claims
- 3529USD519134SAlignment markings for lens blanksNAT OPTRONICS INC·Filed 2004·Granted Apr 18, 2006·0 cites·1 claims
- 3629USD505141SComputer generated alignment markings for lens blank displayed on a displayNAT OPTRONICS INC·Filed 2002·Granted May 17, 2005·0 cites·1 claims
- 3728USD545848SAlignment markings for lens blanksNAT OPTRONICS INC·Filed 2006·Granted Jul 3, 2007·0 cites·1 claims
- 3827USD577748SBlocker for eyeglass lensesNAT OPTRONICS INC·Filed 2007·Granted Sep 30, 2008·0 cites·1 claims
- 3926US6257968B1Quick-release lens clamp pad assembly for use in eyeglass lens processingNAT OPTRONICS INC·Filed 1999·Granted Jul 10, 2001·3 cites·34 claims
- 4025USD582948SEyeglass frame and lens tracer for processing eyeglass lensesNAT OPTRONICS INC·Filed 2007·Granted Dec 16, 2008·1 cites·1 claims
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