Inventor
LI YU-CHING
TW5 patents
⚠️ This page may combine multiple inventors who share the name “LI YU-CHING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
COSMEX CO LTD
4 patentsUS10955190B2Mar 23, 2021
Battery-powered photocuring device, an exchangeable-battery photocuring device, an exchangeable-battery photocuring device with a slidable lid, and a portable battery photocuring device with a slidable lid
COSMEX CO LTD2 citations69
US10524554B2Jan 7, 2020
Exchangeable-battery photocuring device, an exchangeable-battery photocuring device with a slidable lid, and a portable battery photocuring device with a slidable lid
COSMEX CO LTD5 citations69
US10172430B2Jan 8, 2019
Gel nail photocuring machine with multicolor light effects
COSMEX CO LTD2 citations69
US11986792B2May 21, 2024
Photocuring device
COSMEX CO LTD0 citations58