Assignee
KOUSAKA MASAHISA
JP·2 granted patents·2 pending applications·5 citations·filing 2007–2012
Top patents by PatentIndex Score
4 records- 0180US9193831B2Urethane-based optical component and manufacturing process thereforKOUSAKA MASAHISA·Filed 2012·Granted Nov 24, 2015·3 cites·17 claims
- 0271US8398235B2Plastic lens for spectacles, process for producing the same, and coating liquid applicator for use in the processKOUSAKA MASAHISA·Filed 2007·Granted Mar 19, 2013·2 cites·24 claims
- 0346US2009202706A1Method of manufacturing spectacle lens and spectacle lensKOUSAKA MASAHISA·Filed 2007·Application pending·0 cites
- 0442US2014296431A1Method for producing polyurethane lensKOUSAKA MASAHISA·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →