Inventor · disambiguated record
Qiu Du
Also filed as: DU QIU
2 granted patents·0 citations·filing 2021–2022
23Inventor score
Files withJIANGSU CONANT OPTICAL CO LTD2
Top patents by PatentIndex Score
2 records- 0153US12189215B2Front curve design method for preparing resin lens with high refractive indexJIANGSU CONANT OPTICAL CO LTD·Filed 2022·Granted Jan 7, 2025·0 cites·7 claims
- 0245US11772341B2Dyeable 1.74 resin lens and preparation method thereofJIANGSU CONANT OPTICAL CO LTD·Filed 2021·Granted Oct 3, 2023·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →