NC

Nathan Kazumi Chang

📍 San Francisco, CA: #2,767 of 6,857 inventorsTop 45%
🗺 California: #27,826 of 68,989 inventorsTop 45%
Overall (2020): #335,846 of 565,922Top 60%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10583064 Stairway descending assistance device — 2020-03-10