Inventor

PI YING

US3 patents

⚠️ This page may combine multiple inventors who share the name “PI YING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALCON INC

2 patents

US12379611B2Aug 5, 2025

Diffractive contact lenses

ALCON INC2 citations72

US12360289B2Jul 15, 2025

Method for making embedded hydrogel contact lenses

ALCON INC0 citations49

NOVARTIS AG

1 patent

US10328645B2Jun 25, 2019

Reusable lens molds and methods of use thereof

NOVARTIS AG4 citations68