HL

Hiu Yeung Li

📍 Zhuhai, CN: #269 of 854 inventorsTop 35%
Overall (All Time): #2,066,622 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8378282 Device for increasing the luminous flux per unit area with the ability to reduce the light-taking distance in respect to the opposite light source — 2013-02-19
7261255 Transformable airship — 2007-08-28