Ling Yu

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Fremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and systems of optical diagnosis for refractive eye exams
- Patent number 11,998,271
- Issue date Jun 4, 2024
- Junzhong Liang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Methods and Systems for Optimizing Refractive Refraction of Human Eyes
- Publication number 20240206722
- Publication date Jun 27, 2024
- Junzhong Liang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEMS FOR SELF-REFRACTION AND REMOTE EYE EXAMS OF HUMAN EYES
- Publication number 20240206723
- Publication date Jun 27, 2024
- Junzhong Liang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHODS AND DEVICES FOR WAVEFRONT TREATMENTS OF ASTIGMATISM, COMA,...
- Publication number 20220211489
- Publication date Jul 7, 2022
- Junzhong Liang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHODS AND SYSTEMS OF OPTICAL DIAGNOSIS FOR REFRACTIVE EYE EXAMS
- Publication number 20210338074
- Publication date Nov 4, 2021
- Junzhong Liang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE