YG

Yu Hong Gwon

Overall (All Time): #1,346,695 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12415112 Portable breathing measurement and breathing exercise device — 2025-09-16
12064663 Respiratory muscle strengthening device — 2024-08-20
11247098 Respiratory rehabilitation apparatus — 2022-02-15