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USPTO Patent Rankings Data through Sept 30, 2025
HC

Hee Chan Cha

Seoul, KR: #3,115 of 8,035 inventorsTop 40%
Overall (2024): #448,131 of 561,600Top 80%
1 Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11925815 Light irradiating toothbrush having multiple light sources arranged in alternation 2024-03-12