GM

Gregory Mak

📍 Sha Tin, CN: #1,175 of 2,424 inventorsTop 50%
Overall (All Time): #3,221,360 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8258439 Portable cooling or heating apparatus and method of using same Per Johan Maurits Persson 2012-09-04