YC

Yuan Chang

PO Porex: 1 patents #14 of 49Top 30%
Overall (All Time): #1,853,531 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11419587 Liquid collection device Avi M. Robbins, Robert Carpio, III, Kathleen Fitzpatrick, Rahul Maharsia, Saman Mahdavi Shahidani +2 more 2022-08-23
5553970 Water-saving irrigation device 1996-09-10