Assignee
PERFECT VISION TECH (HK) LTD
HK·9 granted patents·2 pending applications·11 citations·filing 2013–2020
Top patents by PatentIndex Score
11 records- 0185US10048516B2Methods and systems for measuring human faces and eyeglass framesPERFECT VISION TECH HK LTD·Filed 2016·Granted Aug 14, 2018·4 cites·14 claims
- 0279US10444539B2Methods and systems for determining refractive corrections of human eyes for eyeglassesPERFECT VISION TECH HK LTD·Filed 2017·Granted Oct 15, 2019·3 cites·23 claims
- 0370US9826899B2Methods and devices for refractive correction of eyesPERFECT VISION TECH (HK) LTD·Filed 2016·Granted Nov 28, 2017·1 cites·6 claims
- 0467US10082682B2Methods and systems for measuring human faces for fitting, selecting, and optimizing eyeglassesPERFECT VISION TECH HK LTD·Filed 2016·Granted Sep 25, 2018·1 cites·27 claims
- 0563US9649032B2Systems and methods for remote measurement of the eyes and delivering of sunglasses and eyeglassesPERFECT VISION TECH (HK) LTD·Filed 2013·Granted May 16, 2017·2 cites·6 claims
- 0659US10884265B2Methods and systems for determining refractive corrections of human eyes for eyeglassesPERFECT VISION TECH HK LTD·Filed 2019·Granted Jan 5, 2021·0 cites·12 claims
- 0752US2017245758A1Systems and methods for remote measurement of the eyes and delivering of sunglasses and eyeglassesPERFECT VISION TECH (HK) LTD·Filed 2017·Application pending·0 cites
- 0849US12038627B2Methods and systems of refraction automation for prescribing eyeglassesPERFECT VISION TECH HK LTD·Filed 2020·Granted Jul 16, 2024·0 cites·8 claims
- 0946US11998271B2Methods and systems of optical diagnosis for refractive eye examsPERFECT VISION TECH HK LTD·Filed 2018·Granted Jun 4, 2024·0 cites·26 claims
- 1043US10893798B2Methods and systems for updating refractive prescriptions and delivering eyeglasses and contact lensesPERFECT VISION TECH HK LTD·Filed 2016·Granted Jan 19, 2021·0 cites·42 claims
- 1139US2017325682A1Methods and Systems for Determining Refractive Corrections of Human Eyes for EyeglassesPERFECT VISION TECH (HK) LTD·Filed 2016·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →