Assignee
CHIU HAO WEN
US·4 granted patents·1 pending application·7 citations·filing 2007–2011
Top patents by PatentIndex Score
5 records- 0166US9778485B2Process for applying a film structure onto a lens blankCHIU HAO-WEN·Filed 2010·Granted Oct 3, 2017·3 cites·15 claims
- 0260US9169373B2Method for preparing a thermoplastic polyurethane of improved yellowness index, and optical articles made therefromCHIU HAO-WEN·Filed 2010·Granted Oct 27, 2015·1 cites·11 claims
- 0359US8270089B2Thermoplastic polyurethane lenses with a specified weight percentage of urethane repeating unitsCHIU HAO-WEN·Filed 2007·Granted Sep 18, 2012·3 cites·7 claims
- 0457US9163133B2Method of converting a polymerizable composition into thermoplastic polyurethane of improved yellowness index and article obtained by this methodCHIU HAO-WEN·Filed 2009·Granted Oct 20, 2015·0 cites·26 claims
- 0538US2014118681A1Temporary photochromic patch for an ophtalmic lensCHIU HAO WEN·Filed 2011·Application pending·0 cites
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