PC

Po-Han Chao

UN Unknown: 5 patents #3,065 of 83,584Top 4%
Overall (All Time): #1,406,634 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11221171 Refrigerated logistics box 2022-01-11
11098942 Refrigeration device 2021-08-24
10752486 Beverage supplier with emptying and cooling functions Chien-Shun Chao, Chien-Chih Chen 2020-08-25