Assignee
HOPNIC LABORATORY CO LTD
JP·2 granted patents·1 pending application·3 citations·filing 2016–2023
Top patents by PatentIndex Score
3 records- 0173US12117589B2Plastic polarizing lens and method for manufacturing sameHOPNIC LABORATORY CO LTD·Filed 2019·Granted Oct 15, 2024·2 cites·20 claims
- 0261US10899094B2Method of manufacturing plastic lens, method of positioning film, and composite bodyHOPNIC LABORATORY CO LTD·Filed 2016·Granted Jan 26, 2021·1 cites·16 claims
- 0348US2025164826A1Plastic base material and plastic eyeglass lensHOPNIC LABORATORY CO LTD·Filed 2023·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →