Assignee
ASAHI LITE OPTICAL CO LTD
JP·10 granted patents·111 citations·filing 1996–2008
Top patents by PatentIndex Score
10 records- 0190US6770692B1Plastic base materialASAHI LITE OPTICAL CO LTD·Filed 2000·Granted Aug 3, 2004·54 cites·2 claims
- 0277US7472993B2Bifocal plastic lensASAHI LITE OPTICAL CO LTD·Filed 2004·Granted Jan 6, 2009·20 cites·9 claims
- 0356US6070979APlastic lenses for spectacles with high refractive indicesASAHI LITE OPTICAL CO LTD·Filed 1996·Granted Jun 6, 2000·18 cites·7 claims
- 0451US7183004B2Coating composition and resin product having light transmitting propertyASAHI LITE OPTICAL CO LTD·Filed 2004·Granted Feb 27, 2007·4 cites·5 claims
- 0541US6179931B1Method for removing hard coat film from plastic lensASAHI LITE OPTICAL CO LTD·Filed 1998·Granted Jan 30, 2001·10 cites·4 claims
- 0639US7815309B2Bifocal plastic lensASAHI LITE OPTICAL CO LTD·Filed 2008·Granted Oct 19, 2010·0 cites·9 claims
- 0737US7820286B2Coating composition and resin article having optical permeabilityASAHI LITE OPTICAL CO LTD·Filed 2006·Granted Oct 26, 2010·0 cites·7 claims
- 0831US6309568B1Process method optical thermoplastic urethane resin lens and the lensASAHI LITE OPTICAL CO LTD·Filed 1998·Granted Oct 30, 2001·3 cites·6 claims
- 0928USRE39343EPlastic lenses for spectacles with high refractive indicesASAHI LITE OPTICAL CO LTD·Filed 1996·Granted Oct 17, 2006·0 cites·19 claims
- 1028US5922251AMethod of manufacturing plastic lensesASAHI LITE OPTICAL CO LTD·Filed 1996·Granted Jul 13, 1999·2 cites·4 claims
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