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USPTO Patent Rankings Data through Sept 30, 2025
CK

Catherine King

HHHitachi High-Technologies: 1 patents #674 of 1,200Top 60%
Hillsboro, OR: #1,577 of 2,365 inventorsTop 70%
Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #2,647,222 of 4,157,543Top 65%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11295960 Etching method Takashi Hattori, Masaki Yamada, Michael A. Walker, Hiroto Otake 2022-04-05